Theampnbspworldampnbsparoundampnbspus教案

　　unit 10 the world around us
　　goals:
　　a. achieve language skills and related knowledge about the topic of environment protection;
　　b. learn to express causes and effects:
　　c. vocabulary in this unit:
　　the words and expressions listed on the teacher’s book
　　d. grammar:
　　review direct and indirect speech
　　lesson 1
　　main points
　　1.words
　　in danger; fur; cut down; left;sometimes;discuss; make sure; find out
　　2.sentence patterns
　　...,tigers can no longer hide and hunt.
　　3.functional item
　　questions and answers
　　difficult points
　　no longer&no more
　　teaching procedures
　　step 1 lead-in
　　ss tell the reasons why some animals have died out.
　　t:we know there are far fewer kinds of animals in the world than before.they have died out for different reasons.
　　ask several students to tell the reasons.get ss to know about the fact many animals have died because of human beings.
　　step 2 warming up
　　1.ss talk about the three pictures.
　　what kinds of animals are they?
　　why are they in danger?
　　why do people hunt them?
　　2.pide the class into groups and discuss the three questions.
　　3.several groups report their answers.
　　step 3 listening
　　one of the reasons why animals are in danger is pollution.next you will listen to a report about pollution to know how serious it is.
　　1.go through each task and understand what to do.
　　2.play the tape two times as necessary.pause at important points and give the students help.
　　3.let the ss discuss their answers in pairs.
　　4.check the answers.
　　5.discuss part two in groups for a few minutes and then report the answers.
　　step 4 speaking
　　1.read the instructions.
　　2.ss practise asking and answering in pairs.
　　3.ask two pairs to act out.
　　step 5 language points
　　1.no longer/no more
　　no longer =not ...any longer
　　no more=not...any more
　　it is later. i can＂t wait any more.
　　time lost will not return any more.
　　2.make sure(that)
　　ep: make sure that you understand what your teacher says.
　　ep: arrive early at the cinema to make sure of(getting) a seat
　　step 6 homework
　　practise asking and answering questions.
　　lesson 2
　　main points
　　1.words
　　die out, act, measure, original, respond, vaheatle , keep...from...,live a better life, that is, first of all, by doing, pick up.
　　2.sentence patterns
　　...but we don’t always do as we say...
　　the good news is that there is a lot we can do to help.
　　difficult points
　　the predicative clause
　　teaching procedures
　　step 1. revision
　　check the homework
　　step 2. pre-reading
　　1.q:what do plants and animals need to survive?
　　a:encourage the students to compare animals and humans.animals and plants also have basic needs and animals live in social groups.
　　2.q:what do animals do to survive in places where it is very hot or cold,where there isn＂t much water?
　　a:animals adapt to change in their habitat and try to learn to survive when the conditions of their habitat change.
　　step 3 reading
　　t:from last period we know many animals are in danger.then do you know why some plants are in danger and even human beings? let＂s try to find the answer to the question above from the text and what we can do to stop it.
　　ask students to read quickly in silence and find the answer to the following question.
　　q:what can we do to protect the environment?
　　a:we should create more space for animals and plants.we should stop pollution.
　　step 4 post-reading
　　ask students to read the text again and answer the following questions.
　　1.why do animals and plants become endangered?
　　a:animals and plants become endangered when their habitat is destroyed or when conditions in the habitat change too quickly or too drastically.the text lists three main reasons: habitat change,the arrival of new species in the habitat,and the overuse of the species itself or the resources in the habitat.
　　2.a species can become endangered when its habitat is changed or destroyed. can you think of things human beings do that may destroy or cause change in a habitat?
　　a:various answers are possible. encourage the students to think of human behaviour that can cause problems:pollution, land use, hunting, farming, etc.
　　step 5 language points
　　1.as conj.
　　when in rome do as the romans do.
　　do you have to feed plants as you feed chickens?
　　2.take action
　　i didn＂t take immediate action.
　　active adj.
　　he was active in the 1798 revolution.
　　3.measure v.&n.
　　(1)vt.&vi.
　　we measured the room and found it was 200 feet long and 15 feet wide.
　　can you wait till i have finished measuring?
　　(2)n.
　　an inch is a measure of length.
　　step 6 listening to the tape
　　step 7 homework
　　review words and language points in the text.
　　lesson 3
　　main points
　　words
　　devote...to...; at present; common; set...free; in the wilds; give a talk; what kind of; explain sth. to sb.; hope&wish; however; one day,some day&another day; stop doing&stop to do...
　　difficult points
　　hope&wish
　　teaching procedures
　　step 1 revision
　　1.check the homework
　　2.ask several students to say something about the wildlife endangerment.
　　step 2 word study
　　get students to know something about word formation and go over the use.
　　1.hope&wish
　　(1)hope
　　①for+n.
　　②to do...
　　③that...
　　(2)wish
　　①for+n.
　　②to do...
　　③sb./sth.+adj./done/to do...
　　④sb. sth.
　　⑤that...
　　2.stop doing&stop to do
　　he stopped smoking.(=he didn＂t smoke any more.)
　　he stopped to smok.(=he paused and began to smoke.)
　　step 3 grammar
　　1.revise the rules for the direct speech and indirect speech.
　　2.practice
　　(1)read the news story on p68 in book.pick out the sertences and then change them into direct speech.
　　(2)do excercise on p141 in book. grammar ex 1.
　　step 4 homework
　　1.go over all words and expressions.
　　2.preview: new words and phrases in next part.
　　lesson 4
　　main points
　　1.words
　　energy; reduce; amount; harmful; material; organize; attractive; be careful with...; throw away; in fact; end up as waste; share; show sth. to sb.
　　2.sentence patterns
　　it is important to do ...
　　choose an environmental problem that you think is important.
　　teaching porcedures
　　step 1 revision
　　1.review the direct speech and indirect speech.
　　change the sentences into indirect speech.
　　2.make sentences with the following words and expressions.
　　hope&wish; stop doing&stop to do ; set...free
　　step 2 lead - in
　　ss list some ways to protect the environment.
　　t:there are mays to protect the environment.list some of them.next we will read a passage to find more ways of protecting environment.
　　step 3 presentation
　　1.help the students understand what the passage tells us.
　　2.pide the class into groups and discuss to find the answers.
　　3.several groups report their answers.
　　step 4 language points
　　1.it is important to do...
　　(1)it is+adj./n.+to do sth.
　　it is wonderful to have a walk in the woods.
　　(2)it is+adj.+for sb. to do sth.
　　it was easy for me to answer the question.
　　(3)it is+adj.+of sb. to do sth.
　　it＂s kind of you to think so much of us.
　　2.show sth. to sb.=show sb. sth.
　　he showed me a photo of him.
　　3.be careful with...
　　be careful with+n.
　　be careful in+v-ing.
　　step 5 listening
　　step 6 homework
　　revise all the words and expressions in this unit and revise the new words in next unit.