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八年级英语上册Unit112全套教案1

  教 案 正 文随堂记录
  unit 1 how often do you exercise ?
  teaching goals:
  1.words &phrases: how often , hardly , twice , once , difference , look after , although ,etc .
  2.learn to talk about how often do you do things .
  3.一些表示频率的副词: always , usually , often , never , hardly ever , sometimes .
  4.句子结构: what do you usually do on weekends ?
  how often ••• ?及回答.
  important and difficult points :
  what does she /he do on weekends ?
  she often goes to the movies .
  how often do you shop ?
  once a week / twice a week ••• .
  teaching aids : cards , pictures and a tape recorder .
  period 1
  teaching procedures :
  step 1 leading-in
  1.greetings:talk about something the students did on
  教 案 正 文随堂记录
  summer vacation .
  step 2 pre-task
  sb page 1 , 1a .
  1.look at the picture (学生识图).
  2.name each activity .
  t: what are they doing ?
  they are shopping /reading /exercising /watching tv /skateboarding .(help the students to answer )
  3.write the activities on the line .
  4.check the answers on the bb .correct their own activities .
  5.practise reading .
  sb page 1 , 1c .
  1.focus on the conversation in the box .
  2.practise reading .
  3.pairwork : what do you do on weedends ? i ••• .
  4.groupwork :pide the class into groups of four or five .make conversations .first s1 to s2:
  s1:what do you do on weekends ?
  教 案 正 文随堂记录
  s2:i ••• .
  s1:what does she /he do on weekends ?
  s2:she /he ••• .
  5. act out their own dialogues .
  step 3 while-task
  sb page 1 , 1b .
  1.look at each picture in 1c.tell what the person does on weekends .check the ss orally.
  2.make sure what they will hear and do .
  3.read these adverbs and explain.
  4.play the tape twice .write the letters on the line.
  sb page 2 , 2a & 2b .
  1.read the activities and the answers of "how often" first .
  2.practise reading .
  3.in 2a we should know the activities you hear .in 2b we should know the answers of how often he does the activities.
  4.play the tape for a first time .ss only listen .
  5.play the tape a second time .ss do 2a .
  教 案 正 文随堂记录
  6.play the tape a third time .check the answers .
  7.play the tape .ss do 2b .
  8.check the answers .
  in this part ,we should pay attention to how often引起的特殊疑问句及回答.
  step 4 post-task
  sb page 2 , 2c .
  1.focus on the conversation .
  2.practice reading .
  3.read the activities in the left box .
  4.fill in the chart .
  5.pairwork: make conversations .
  教 案 正 文随堂记录
  period 2
  teaching procedures :
  step 1 leading-in
  1.greetings
  2.drills:
  t: what do you usually do on weekends ?
  s1: i usually play soccer .
  t: how often do you play soccer ?
  s1: i play soccer twice a week .
  t: how often does he play soccer ?
  the other ss: he plays soccer twice a week .
  repeat for three times .
  step 2 pre-task
  sb page 2 ,grammar focus .
  1.review the grammar box .ss say the questions and answers .
  2.practise reading .
  step 3 while-task
  sb page 3 , part 3 .
  教 案 正 文随堂记录
  1.call attention to the survey .make sure the ss understand the chart .
  t: what activity do ninety-five percent of green high students do every day ?
  ss answer .if necessary , give them help .
  2.review the information in the green box with ss .
  3.read the article first by the ss .
  4.read it to the class .
  5.look at the survey and fill in the blanks in the article .
  6.finish the activity inpidually .
  7.check the answers .
  8.practise reading .
  step 4 post-task
  sb page 3,part 4 .
  1.t: what can you do to improve your english ?(e.g. read english books, practice reading and speaking ) how often do you ••• ?
  2.think of more things you can do to improve your english and write them here .
  教 案 正 文随堂记录
  3.ask several ss each question .
  4.see: who is the best english students in the class
  homework:
  revise the new words .
  教 案 正 文随堂记录
  period 3
  teaching procedures :
  step 1 leading in
  1.greetings & free talk .
  2.practise reading the article in page 3.
  3.check the homework.
  step 2 pre-task
  sb page4 , 1a .
  1.point out the five phrases .
  2.ss read after the teacher .
  3.make sure the ss understand what do they mean .
  4.call attention to the pictures .say something about the pictures .
  5.match the words with the pictures .
  6.check the answers .
  7.practice reading .
  step 3 while-task
  sb page 4 , 1b .
  1.pay attention to the conversation in the box on the right .
  2.
  教 案 正 文随堂记录   2.read it to the class .   3.explain : "be good for" means :有益于…,对…有好处.   4.pairwork. choose a new partner .use the words in activity 1a to make conversations .   5.share the students’ conversations.   sb page 4 ,2a&2b .   1.t : now you will hear a reporter interview two people ,katrina & bill .read the two names for the ss. in 2a ,we’ll know who is healthy , bill or katrina ?   2.read the questions in 2a .   3.listen to the tape carefully twice .circle "yes" , "no" or "i don’t know" in the chart .   4.before we check the answers in 2a,we’ll read through the questions in 2b .pay attention to katrina’s and bill’s answers .   5.play the tape again .this time ,if we have heard one questions and we have a pause .make sure katrina’s and bill’s answer.   教 案 正 文随堂记录   6.from the answers in 2b ,we can tell who is healthy bill or katrina ?   step 4 post-task   role-play .   groupwork .pide the ss into groups of three .s1 is interview,s2 is katrina ,s3 is bill .   s1: how often do you exercise ?   s2: i exercise every day .   s3: … .   with the help of 2b .   homework   请同学们用2b里面的问题调查你熟悉的两位同学,写出答案并做比较.   教 案 正 文随堂记录   unit 2 what’s the matter ?   teaching goals:   1.词汇.让学生熟记这些单词,能够很熟练地指出表示身体部位的某些单词.   2.能够用所学的单词谈论身体并且能给出中肯的建议.   3.通过听力练习,争取能够提高学生的听力能力.   4.文化欣赏,中国文化.   important and difficult points:   1.words .   2.how to talk about the health and give the advice .   period 1   teaching procedures:   step 1 leading in   1.t :how many parts of the body can you name ?   what’s this ?(head , mouth etc.)   today we’ll learn some parts of the body .   2.this is my head .oh ,i have a headache .   step 2 pre-task   1.read the new words by the ss first .   教 案 正 文随堂记录   2.then check the ss if they can read the new words by themselves correctly .if there is a mistakes ,correct .   3.practice reading the new words .give them 6 minutes .   4.have a competition between boys and girls .write the words you remembered just now on the blackboard .   5.page7,1a.do this part by the ss first. write the correct letter after the name of each body part on the list .   6.check the answers .   7.play a game .all the ss close your books ,we’ll have a instructor to say :touch your nose /head /right ear … .let’s see which student do it correctly and quickly .first all the ss do this game .then have competitions between boys and girls .5 boys and 5girls to the front to do what the instructor said .if you are wrong ,please go back to your seats ,the last one who stands at the front is the winner .   step 3 while-task   sb page 7, 1b .listen and check the answers .   sb page 7,1c .work in pairs and act out .   教 案 正 文随堂记录   sb page 8, 2a .   1.point out the eight items in this activity .read the item to the class .ss repeat .   2.there are different conversations .listen carefully . people are talking about health problems they have and getting advice .   3.match the problems with the advice .   4.play the tape twice .   5.check the answers .   step 4 post-task   同桌之间设计一个医生与病人之间的对话.   step 5 homework   1.remember the name of your body part .   2.write conversations between the doctor and the patient .   教 案 正 文随堂记录   period 2   teaching procedures :   step 1 leading in   1.free talk .   2.revise playing the game .   3.practice reading the dialogues .   step 2 pre-task   sb page 8, 2b .   1.pay attention to the four pictures .each of these pictures illustrates one of the conversations .   2.play the tape ,write the missing words on the blank lines .   3.play the tape again and check the answers .   4.pairwork .practice reading the dialogues in the pictures .take turns having the problem and giving the advice .   5.practice reading the dialogue in 2c ,and make their onw conversations .   6.act out the dialogue .   教 案 正 文随堂记录   step 3 while-task   sb page 9, 3a .   1.point out the picture and ask ss to describe it .(there is a boy sitting on a bench .he’s sick .a teacher is talking to him )   2.pay attention to the dialogue and the blanks in the dialogue .   3.fill in the blanks in the conversation .   4.go over the answers.   5.practice reading the dialogue with a student, then work in pairs .   step 4 post-task   sb page 9 , 3b .   1.look at the picture with activity .   a: what’s the matter ?   b: i’m not feeling well . i have a toothache /fever/sore throat /sore back .   2.pairwork.   make your own dialogues setting 3a as an example .   教 案 正 文随堂记录   3.act out the dialogue .ask some pairs to come to the front to act out their onw dialogues .   sb page 9, part 4.   1.read the instructions and demonstrate what a "mime" is .   2.read the dialogue by the ss .   3.ask a student to come to the front and mime an illness ,the other ss guess what the illness is .   4.ask one student to give advice .   5.give several students an opportunity to come to the front and mime an illness .   step 5 homework   1.when you had some problems.please remember what the doctor said .   2.remember the new words .   教 案 正 文随堂记录   period 3   teaching procedures :   step 1 leading in   1.free talk .   2.play the game :one student mimes an illness , the other students guess the illness and give advice .   what’s the matter? do you have a sore throat ?   step 2 pre-task   sb page 10 ,1a .   1.look at the picture .point out the four new words and expressions .say each word and ask ss to repeat .   2.the first picture .explain something about it using one of the four words and expressions .   3.match the words with the pictures by the ss .   4.check the answers .   5.practice reading and make sure the ss understand the meaning of the words .   step 3 while-task   sb page 10,1b .   教 案 正 文随堂记录   1.read the four sentences ,ss practice reading .   2.look at the picture and match each picture with advice.   3.check the answers .   sb page 10 ,2a & 2b .   1.first ,make sure the ss understand what they will hear .   2.then read the four names   3.listen and write the problems on the bland lines .if possible ,write what each person "should" and "shouldn’t" do for their problem.   4.check the answers .   step 4 post-task   sb page 10,2c .   1.ask two students to read the conversation to the class .   2.pairwork .make conversations with your partner .   3.act out the conversations for the class .   4.write two dialogues in the exercise book .   sb page 11, 3a &3b .   1.3a .read the article and underline the things you should do . check the answers .   教 案 正 文随堂记录   2.3b .let the ss read the paragraph and fill in the blanks .check the answers .   sb page 11 ,part 4.   play the game   step 5 selfcheck   sb page 12 ,part 1 .   1.fill in the blanks on their own .   2.make your own sentences with the words .   sb page 12,part 2.   read the letter .make sure ss can understand it .   step 6 homework   1.remember the words in this unit .   2.do the exercises on pages 6-8of the workbook .   教 案 正 文随堂记录   unit 3 what are you doing for vacation ?   teaching goals :   1.words & phrases: babysit ,get back , fishing , rent , think about , decide(on) , tourist etc.   2.how to talk about future plans .   3.现在进行时表示将来计划或行动.   4.特殊疑问句(where , when , how long引导)   important and difficult points :   drills :what are you doing for vacation ?   i’m watching tv .   when are you going ?   i’m going … .   how long are you staying ?   we’re staying for five days .   teaching aids : cards and a tape ,a large wall calendar .   period 1   teaching procedures :   step 1 leading in   教 案 正 文随堂记录   1.free talk .   2.put up the wall calendar .   t: i’m staying home on saturday (pointing to next saturday ). ss repeat .   ss: i’m staying home on saturday .   t: ok. today we’ll learn how to talk about future plans.   step 2 pre-task   sb page 13 , 1a .   1.look at the picture carefully and tell what you see in the picture .   2.write the activities from the pictures in the box and add some more .   3.practice reading .   step 3 while-task   1.using the activities we write in 1a to make conversations .for example :what are you doing for vacation ? i’m visiting my uncle .   2.pairwork .practice in pairs .   教 案 正 文随堂记录   3.用第三人称练习对话.   4.groupwork . pide the ss into groups of four or five .make conversations .   5.listening page 13,1b. check the answers .   sb page 14 ,2a & 2b .   1.first ,read the names of the people .   2.play the recording and let ss fill in the chart .   3.check the answers .   step 4 post-task   sb page 14,2c .   read the conversations first .   groupwork and fill in the chart .   step 5 homework   1.如果没填完上面的表格回去接着做完.   2.记单词.   教 案 正 文随堂记录   period 2   teaching procedures :   step 1 leading in   1.free talk .   2.revise : make conversations with the setences what are you doing for vacation ?   when are you going ?who are you going with?   step 2 pre-task   sb page 14,grammar focus .   1.call attention to the sentences together .read them by the ss .ask a student to say the question using the word he and then again using a boy’s name .   2.do in the same way with "she" and a girl’s name.   step 3 while-task   sb page 15, 3a .   1.read the conversation by the ss and practice reading .   2.listen and fill in the chart .   3.check the answers .   sb page 15, 3b .   教 案 正 文随堂记录   1.look at the conversation in the box .   2.practice reading .   3.pairwork . make conversations using the information in 3b .   4.act out your conversations .   step 4 post-task   vacation dreams .   imagine your dream vacation .   write something on a piece of paper using what we learnt .   share the dreams .   step 5 homework   write 2 conversations about 3b in the exercise books .if you don’t finish your dream writing, do it at home .   教 案 正 文随堂记录   period 3   teaching procedures :   step 1 leading in   1.free talk .   2.check the homework :ask one or two ss to say something about their dream vacation .并给出全适的评价.   step 2 pre-task   sb page 16, 1a .   1.say each phrase and ask ss to repeat .   2.call attention to the pictures .say something about the pictures .match each phrase with a picture .   3.check the answers .   step 3 while task   1.make conversation. work with your partner .talk about what you would like to do on vacation .   2.share their conversations.   sb page 16 , 2a&2b .   1.read the reporter’s questions together .   教 案 正 文随堂记录   2. play the recording and check the answers .   step 4 post-task   1. find a new partner .   student a is the reporter .student b is he yu . a interview b .   2. read the conversation in 2c and with the help of the listening .   step 5 homework   1. remember the new words .   2. write the conversations about your interview .   教 案 正 文随堂记录   period 4   teaching procedures :   step 1 leading in   1.greetings .   2.make an interview with a student .   step 2 pre-task   sb page 17 ,part 4 .   t: what are you doing this weekend ?   1.ask each other ,write down their answers .   2.one student to present his /her exercise .   step 3 while-task   sb page 17 , 3a .   1.read the article about ben lambert’s vacation plans by the ss .tick out the new words .   2.read the article to the class .   3.explain the new words .   4.play the tape .ss listen and repeat .   5.point out the five numbered pictures .ss identify the items .   教 案 正 文随堂记录   6.check the answers .   7.play the tape again .practice reading .   sb page 17, 3b .   t: this is an article about julia’s vacation plans .call attention to the blanks in the paragraph .read the paragraph to the class ,saying blank each time when we come to a bland line .   read the paragraph and fill in the blanks .   step 4 post-task   sb page 17 , 3c .   t: we read about julia’s vacation and ben’s vacation .if you are a famous singer or football player ,what are your vacation plans ?write about your vacation plans .give them help if they need .   step 5 homework   complete the selfcheck .   教 案 正 文随堂记录   unit 4 how do you get to school?   teaching goals :   1.words & phrases: get to , how far , bicycle , subway , minute , mile , bus stop .   2.talk about how to get to places (谈论出行方式)   take the bus /subway /train /taxi , ride a bike /walk .   3.how引导的特殊疑问句,表示乘坐何种交通工具的方式.how far ,how long 引导的特殊疑问句.   4.复习基数词及时间的表示方法.   5.了解中外文化的差异.   important and difficult points :   1.how /how far /how long 引导的特殊疑问句.   2.乘坐交通工具的表示方法.   3.it takes /will take/took sb some time to do sth .   teaching aids: cards and a tape-recorder .   period 1   teaching procedures :   step 1 leading in   1.greetings and free talk .   教 案 正 文随堂记录   3.t: how do we get to school ? some students walk ,some students take the bus ,some students ride a bike .does anyone take the subway ? no , we have no subway .ok ,today we will learn unit 4 .   explain : get to   step 2 while-task   sb page19 ,1a&1c .   1.write down how you get to school .   2.look at the picture .write down how the students get to school.   3.make dialogues with the phrases .   4.groupwork: pide the students into groups of three or four .practice reading the dialogues.   5.act out their dialogues .   sb page 19 , 1b .listening   1.make sure the ss know what ot do .give them an example orally if possible .   2.read the names .   3.play the tape and check the answers .   教 案 正 文随堂记录   sb page 20 , 2a&2b .   1.revise the numbers .   2.teach the new word :minute .   3.play the tape for the students to finish 2a&2b .then play again and check the answers .   step 3 post-task   if there is time ,make conversations .   step 4 homework   用对话的形式告诉老师你是怎么到达学校并需要多长时间,then please tell me how you get to school and how long it takes .   教 案 正 文随堂记录   period 2   teaching procedures :   step 1 leading in   1.greetings .   2.check the homework .   3.go over the dialogue in page20 ,2c .   step 2 pre-task   sb page 20 ,grammar focus .   1.review the grammar box .ask students to say the statements and responses .   2.practice reading .   3.explain the usage of "take" in "take the train" and "take sb some time to do sth" .   step 3 while-task   sb page 21,3a .   1.pay attention to the speech bubbles .read the questions .   2.read the passage by the ss. find the answers to the questions and write the answers on the lines .   教 案 正 文随堂记录   3.check the answers .   sb page 21, 3b .   1.show ss the example in the box .two students read it to the class .   2.pairwork: make your own conversations using the information in the left box.   3.ask some pairs to present the conversations to the class   step 4 post-task   sb page 21 ,part 4 .   groupwork.pide the ss into groups of three .in each group ,one is a,who look at page 21.one is b,who look at page 85,the other is c,who look at page 86 .   fill in the blanks .   the group who fill in the blanks first wins .   step 5 homework   write two conversations in 3b in the exercise books .   教 案 正 文随堂记录   period 3   teaching procedures :   step 1 leading in   1.greetings and free talk .   2.check the homework.   3.go over the passage in 3a page 21 .   step 2 pre-task   sb page 22 ,1a .   1.say the four new phrases and ss repeat .   2.match the words with the pictures .   3.check the answers .   step 3 while-task   sb page 22,2a&2b .   1.play the tape for the students to finish them .   2.point out the two sets of pictures with a blank line in front of each .   3.check the answers .   sb page 22, 2c .talk about how nina gets to school .   step 4 post-task   教 案 正 文随堂记录   sb page 23, 3a .   1.read the instructions to the class and read through the statements abut the article .   2.read the article again by the ss .write if the statements are true or false in your exercise books.   3.do the activity inpidually and check the answers .   sb page 23 ,3b .   read the article and fill in the blanks .check the answers.   selfcheck part 2 .   1.look at the picture .make sure what the people in the picture doing .   2.finish the conversation .   3.practice reading .   step 5 homework   1.write a newspaper article .   2.go over this unit .

描写不高兴的好句好段分手后不可以做朋友,因为彼此伤害过,不可以做敌人,因为彼此深爱过,所以我们变成了最熟悉的陌生人。下面是品学网小编给大家整理的描写不高兴的好句好段,供大家阅读!描写不高兴的好句好段1描写太阳的好词好句到处是给太阳晒得懒洋洋的风,不像搅动屋里沉闷的那样有生气。品学网小编这里整理了一些关于太阳的好词以及好句,希望大家喜欢。关于太阳的好词一见如故一见钟情一箭双雕一举成名望眼欲穿十全十关于描写宽容的句子有哪些导语宽容是冬天里的一把火,可以溶解千年积雪。同学们知道描写宽容的句子有哪些吗?今日小编就为大家整理了有关于描写宽容的好句子,供大家参考查阅,希望你会喜欢。描写宽容的好句子宽容是一种有关梦想的好句子有哪些梦想不是虚无飘渺的,它是一种理性是一种追求,是一种力量,激励人们去拚搏,去实现自己的ldquo梦想rdquo。关于描写梦想的句子大家知道有哪些吗?下面是小编为大家收集的关于梦想的好语文好句好段语言的积累对于学习语文十分重要。郭沫若先生有言胸藏万汇凭吞吐,笔有千均任歙张。如果学生积累了大量的语汇句式段篇,下笔时就能辞直义畅,奔弛放达,任凭吞吐。下面是品学网小编为大家带来的关于挫折的好句好段人生是条双曲线,有直有弯有缓有急有转也有折,人生的道路上布满了荆棘,也布满了挫折。品学网小编为大家整理了一些挫折的好词以及好句,希望大家喜欢。挫折的好词昂然不屈傲然屹立百炼成钢百折关于描写父亲的句子父爱是一道光辉,让你的心灵即使濒临与黑暗也能看见光明大道。关于描写父亲的句子有很多,今天就由小编为大家带来关于描写父亲的句子,供大家参考,希望对大家有所帮助,一起来看看吧!关于描写关于写风的句子风像个淘气的孩子,时而任性,时而乖巧。下面是品学网小编给大家整理的关于写风的句子,供大家阅读!关于写风的句子1。山村里正月的旋风,像个不请自来的夜客,爱在黑地里敲门,门环儿搭搭地响描写记忆的唯美句子记忆犹如一本泛黄的相册,无声的诉说着那些已经老去的故事。关于描写记忆的句子大家知道有哪些吗?以下是小编为大家整理的描写记忆的唯美句子,希望能帮到您。描写记忆的唯美句子1人世间有许多心中的风景教案教学目标1初步了解和掌握色彩风景画的一般特点和基本画法,提高对色彩的运用能力。2在作业过程中培养对大自然的热爱,培养审美意识。教学重难点1色彩画风景的作画要求和一般方法。2色彩的调宋元时期的都市和文化教案学情分析学生对宋词和元曲有一定程度的学习和了解,前面已学习宋代的商业相关知识为本节都市繁华生活打下一定基础。部分学生对古代文学有较好的兴趣,本课的学习有助于学生进一步学习中华优秀传
端详的近义词大家知道端详的近义词都有哪些吗?下面让小编告诉你吧!端详近义词打量,详察英文解释端详dunxing(详情)details(端庄安详)dignifiedandserene端详dunx窃窃私议近义词近义词交头接耳窃窃私语低声密谈解释交头jiotutou1。头挨着头。2。方言。谓头尾相接。3。指上交赋税的数目。交头接耳jiotujir交头头靠着头接耳嘴凑近耳朵。形容两个人凑近低有关偏心的近义词中文偏心读音pinxn偏心的意思偏向一方面,不公正。近义词偏袒反义词公正公平偏心造句1老师的偏心常常导致学生之间不团结。2神啊,太偏心,创造完美的你。3自己没有努力用心,何必埋怨老关于敷衍的近义词是什么敷衍的近义词拼音意思辨析如下敷衍fyn应付yngf周旋zhuxun敷衍做事不负责任或待人不恳切,只做表面上的应付。如1从此以后,便一发而不可收,每写些小说模样的文章,以敷衍朋友们的安身的近义词是什么安身是什么意思?安身的近义词是什么?下面跟着小编一起去详细了解一下吧。读音nshn释义1。安歇身子。谓住宿。2。存身,容身。3。指容身之地。4。安定的人。5。犹言立身。近义词藏身安染神刻骨的意思及近义词染神刻骨rnshnkg成语释义犹铭心刻骨。谓感受深切。成语出处清赵翼瓯北诗话南宋人著述未入金源苏黄字迹,亦所矜赏,谓二公翰墨,片言只字,皆未名之宝,百不为多,一不为少。是遗山之于苏高潮的近义词高潮的近义词热潮rcho解释高潮在潮水的一个涨落周期内,水面上升的最高潮位。比喻事物高度发展的阶段。如1。八月大潮加上十级台风的顶托,潮水达到高潮。2。杨家岭的红旗呵高高地飘,革命锥刀之末的近义词中文锥刀之末读音zhudozhm正音之不能读成z。辨形末不能写成未。锥刀之末的意思末尖端,比喻微小。比喻微小的利益。出处清汪琬新修至德庙碑后世礼教既废,锥刀之末,尺缕斗粟之微,靡所现场的近义词讲解姐姐给大家讲述现场的近义词读音xinchng释义现场指事件或行动发生的地点,也指接从事生产工作试验的场所,是事件或行动发生的地点,也是在需要行动的地点,在编程中,当前正在执行的程序大腹便便的近义词和解释大腹便便的近义词脑满肠肥肠肥脑满心宽体胖满脑肥肠大腹便便的近义词详细信息naomanchangfei1脑满肠肥示例即使穆巴拉克已经辞职,但他依然在已接管国家政权的埃及军队高层具有影量凿正枘的近义词成语意思谓木工度量器物孔眼的大小方圆制作可与之相契合的榫头。比喻说话办事须从实际出发。用法分析量凿正枘作宾语定语用于比喻句。成语来源战国楚屈原楚辞离骚不量凿而正枘兮,固前修以葅旈。