1、unit 2 dnalesson 9: what s a horkey” ？teaching content:mastery words and expressions: helpful, at the same timeoral words and expressions: dna, combine, juicy, mule, donkeyteaching aims:1. know more about cloning.2. how to combine two different things.teaching important points:1. talk about the abil

2、ity and inability.2. the use of coordinating conjunctions.3. combine two different things.teaching difficult points:talk about the ability and inability.teaching preparation: picturesteaching aids: flashcards, audiotape, picturestype of lesson: new lessonteaching procedure:step1. lead in the class b

3、y showing some pictures about combining to the students.they may be about different things, such as food, fruit, animals and other things.step2. listen to the tape and answer the following questions:1. can danny combine a donut and a pizza?2. who wants to combine a cow and a chick?let the students a

4、nswer the questions with the help of the pictures. finish the task in oral in class.step3. read the text and fill in the blanks with the correct words.1. we can combine two different or two different.2. brian would combine and.look through the whole text quickly and answer the questions in class in

5、oral.step4. encourage the students find the new words in this lesson. give more examples and let the students understand more about the words.i would combine a donut and a pizza.then i could have breakfast and lunch together.then i would have little, juicy bananas.do you know what a mule is?it has a

6、 horse as mother and a donkey as a father.step5. read the text again and encourage them to find more questions about the text.one student stands up and asks a question. the others who want to answer can standup and answer it as quickly as he can. for example:1. what would you combine?2. what about c

7、ombining a duck and a deer?3. can we combine apples and bananas?step6. come to “project.finish the task in groups of three or four students.think about something that is combined by two different things. each of the group writes his answer down and shows it to others. then choose the most meaningful

8、 one to study.what will your group combine? what if you combine the two things? what can it do for us? what s its advantage?talk about the questions above, then sum their ideas.give a report in front of the class. demonstrate your ideas. describe the thing that you combine in detail. describe its ad

9、vantages and disadvantages.step7.homework1. finish off the exercises in activity book.2. go on the next reading in the student book.summaryin this lesson, we learn to combine two different things together. in order to get new living things, we must make full use of our imagination. what can the thin

10、gs that we combine are used for? it is important for us to discuss. during the discussion, we practice our spoken english.lesson 10: what is dna?teaching content:mastery word s and expressions: generally, twin, clone, not onlybut alsooral words and expressions: blueprint, identical, egg, identifytea

11、ching aims:1. know how to write a passage on science.2. learn something about dna.3. know more about our body.teaching important point:1. master the words and expressions of this lesson.2. the ability and inability.3. the use of coordinating conjunctions.teaching difficult point:the use of dna.teach

12、ing preparation: picturesteaching aids: flashcards, audiotape, picturestype of lesson: new lessonteaching procedure:step1.lead in the text by discussing what dnais. divide the class into several groups. then talk about the subject for several minutes. then one of the groups presents their opinions i

13、n front of the class.step2. listening task:listen to the tape and fill in the blanks with the correct words you hear.1. generally speaking, a is a drawing.2. for identical twins, each living thing has its own unique dna.play the tape once. then let the students try to finish the task in class in ora

14、l.step3. reading task:read the text quickly and answer the following questions:1. where does your dna come from?2. is your dna in every part of your body?finish the reading task in class in oral. try to get more information about the text at the same time.step4. read the text again. find the sentenc

15、es with the new words. try to create situation about the new words. then make sentences with the new words. if someone can make a whole story with the new words that we learn in this lesson, the teacher must encourage her.the sentences with the new words:generally speaking, a blueprint is a drawing.

16、identical twins are two children that grew from the same egg.they are clones.from your dna, scientists can identify not only you, but also people related to you.step5.let some students tell some details about the text.what is dna?where is your dna from?what is dna used for?step6. come to“ let s do i

17、t ”.fi nish the task with a partner. find the things about you that show your parentsdna. talk about if for a while. then let some volunteers come to the front to talkabout the subject.step7.homework1. finish off the exercises in the activity book.2. go on the next reading in the student book.summar

18、y:you look like your father or your mother. that identifies the dnaof your body from your parents. dna is very fascinating. each living thing has its own unique dna.try to find more ways to use the dna in many fields. discuss the use of dna in thisclass. make full use of it to help more people in th

19、e world in more fieldslesson 11: cloning people?teaching content:mastery words and expressions: exactly, divide, crazyoral words and expressions: human being, original, adult, dolly, insectteaching aims:1. know more about cloning.2. create the students spirit of cooperation.teaching important points

20、:1. the advantages and disadvantages of cloning.2. the expression of ability and disability.3. the use of coordinating conjunctions.teaching difficult points:the advantages and disadvantages of cloning.teaching preparation: picturesteaching aids: flashcards, audiotape, picturestype of lesson: new le

21、ssonteaching procedure:step1: show a picture of dolly. then let the students discuss what our life willbe if we make a clone of ourselves.divide the class into groups of three or four. discuss for five minutes. then present their results to the class.step2. listening task:listen to the tape and fill

22、 in the blanks with the correct words you hear.1. the clones are the height.2. there are ways to clone people.finish the task in class in oral.step3. reading task:read the text and decide whether the following statements are true (t) or false(f).1. we can make clones from dead animals.2. each clone

23、would be a different person.3. we can combine the dna of pigs and dogs.finish the task in class in oral.step4. pair work:read the text again and find more details about the text. try to solve the following problems. talk about them with your partner. at the same time, encourage them to ask more ques

24、tions about the text.how many ways are there to clone people? what are they?do you want a clone of your self? why?what is the use of cloning?try to finish it in a limited time in order to improve their comprehension ability. step5. read the text by the students. give the students time to listen to t

25、he tape again. then make a chance for them to practice in front of the class.step6. a debatedivide the class into two groups. one group is for the advantages of cloning. the other is for the disadvantages of cloning.the teacher designs the task in order to find out the meanings of cloning.step 7.com

26、e to“ let s do it .this task is similar to the one is step6. this topic is about the food. the students can use their imaginations. of course the best way is to search on the internet for more information about the subject.step8. homework1. search more information about cloning on the internet or in

27、 the newspaper.2. finish off the exercises in the activity book.summary:cloning is a popular subject in the modern society. it is good for the students to know more about that. encourage the students to find out more information on the internet. they can use other tools to get more. give them chance

28、s to present their results in the next lesson.lesson 12: did you ever see a “ chorse” ?teaching content:there are no new words and expressions in this lesson.teaching aims:1. know more about combining.2. find the differences between the chinese and foreign songs.teaching important points:1. the expr

29、ession of ability and disability.2. the use of coordinating conjunctions.3. sing the song fluently.teaching difficult points:combine two different living things.teaching preparation: picturesteaching aids: flashcards, audiotape, picturestype of lesson: new lessonteaching procedure:step1.show some pi

30、ctures of animals to the students. let them imagine what animals what animals they would like to combine.what would they look like?what are they used for?divide the class into groups of three or four. then discuss the questions for five minutes. after a while, show their results to the class in fron

31、t of the class.step2. listen to the song and repeat after it. play the tape for several times. let the students to be familiar to the rhythm of the song.step3. read the song as a lyric. then let the students make up other similar songs according to their imagination.let some volunteers present their

32、 song to the class.step4. let the students try to sing the song together. play the tape again. ask them to sing after it for several times again.step5. ask some volunteers to sing in front of the class.step6. come to“ let s do it ”.work in a small group to finish the task.use the pattern in the song

33、 to tell customers about your new animals. describe thenew animals in the following ways.what animals will you combine?what is the new animal look like?what are they used for?what will you name them?at last, they can present their result in words or in pictures.let the students talk about the subjec

34、t for five minutes. then let one of the members come to the front and present their result.step7. homework1. finish off the exercises in activity book.2. practice the song after class.summary:this song is about combining. combine two different things together by changing their dna. it is a new techn

35、ique. we must make full use of it in many ways. the students today are the future scientists and engineers. so let them know more about comingis good for them. give them more chance to search after class. help them to use many tools to teach themselves.lesson 13: clones are the sameteaching content:

36、oral words and expressions: laboratoryteaching aims:1. practice the students spoken english.2. create the students imaginations.teaching important points:1. know more about cloning.2. the expression of ability and inability.3. the use of coordinating conjunctions.teaching difficult points:the expres

37、sion of ability and inability.teaching preparation: picturesteaching aids: flashcards, audiotape, picturestype of lesson: new lessonteaching procedure:step1. talk about the question “what would you like to clone? ” in groups. they can use the following patterns:what would you like to clone? why?give

38、 the students five minutes. then let them act their dialogues out in front of the class.step2. listening task:listen to the tape and answer the following questions:1. jenny would like to clone a dog.2. danny would clone himself.finish the task in class in oral.step3. reading task:scan the text and a

39、nswer the following questions:1. what would jenny like to clone?2. what would brian like to clone?3. why would danny like to clone himself?finish the task in class in oral.step4. read the text again and find the main idea of the text. ask some students to say it in front of the class.step5. a gamema

40、ke up a similar dialogue according to the text. finish the task in groups of three or four. give them five minutes. and then ask the students to present their dialogues in front of the class.step6. discussiondiscuss the use of the clones of yourself. if you have a clone of yourself, whatwould you li

41、ke him to do for you? do you think it is very useful?step7. come to“projec”.tdivide the class into groups of three or four. talk about the subject“ have youheard of cloned animals? ” the next is “ if you are a scientist, what would you like to clone? why? ”talk about the subjects in groups. the stud

42、ents may have five minutes to finish the task. then try to present your result to the class in front of the class.step8. homework1. finish off the exercises in activity book.2. go on the next reading in the student book.summary:cloning is new to some students. it is useful to give them more time to

43、talk about the subject. they can find more information about cloning on the internet or with other tools. encourage them to know more after class by themselveslesson 14: a clone of my ownteaching content:mastery words and expressions: secret, copy, doubt, stupid, chess, robotoral words and expressio

44、ns: foolish, flute, closet, prefer, play chess, prefer to teaching aims:1. improve the students written ability.2. create the students imaginations.teaching important points:1. imagine the use of cloning in our daily life.2. the expression of ability and inability.3. the use of coordinating conjunct

45、ions.teaching difficult points:the use of coordinating conjunctions.teaching preparation: picturesteaching aids: audiotape, flashcards, picturestype of lesson: new lessonteaching procedure:step1. talk about the question:would you like to have a clone of yourselves? why?finish the task in groups. giv

46、e the students five minutes to discuss the subject.then let the students present it in front of the class.step2. listening task:listen to the tape and answer the flowing questions:1. how old is kate?2. what does “ foolish ” mean?finish the task in class in oral.step3. scan the text and decide the fo

47、llowing statements are true or false:1. katie would like a secret clone.2. katie already has three sisters.3. katie s clone would live the living room with katie.finish the task in class in oral.step4. read the text again and try to find the sentences with the new words.what does katie mean by “ a s

48、ecret clone ”?i doubt what she says!“ foolish ” means “ silly or stupid ”.also, she would play chess with me.maybe i need a robot!she would feed my tow cats, clean my room and practise my flute.step5. ask some students to tell the main idea of the text. let some students say it in front of the class

49、.step6. group worktalk about the subject in groups. talk for about five minutes. if you have a cloneof yourself, what would you like her or him to do for you?write what you think of down on a piece of paper. then exchange their ideas in groups.one of the members sum what they think of. then present

50、it in front of the class.step7. come to“ let s do it ”.finish the task in pairs. make up a dialoguewith a partner and act it out in frontof the class.encourage them to make the story funny.make the ending surprising.step8. homework1. finish off the exercises in activity book.2. go on the next readin

51、g in the student book.summary:it is fun to give the students chances to speak in front of the class. sometimesthey think they are not happy in their daily life. they don t want to do something sometimes, so they want someone else to do it for him or her. maybe some students think clones of themselve

52、s are useful to them.lesson 15: cloning questionsteaching content:mastery words and expressions: neither, nor, neithernor ，deadoral words and expressions: mammothteaching aims:1. be familiar to the e-mail.2. know more about cloning.teaching important points:1. the expressions of ability and inabilit

53、y.2. the use of coordinating conjunction.teaching difficult points:the use of coordinating conjunction.teaching preparation: picturesteaching aids: flashcards, audiotape, picturestype of lesson: new lessonteaching procedure:step1. lead in by showing some pictures of cloning. let the students talk ab

54、out the use of cloning.what is cloning?what is cloning used for?what can we do with cloning?step2. listening task:listen to the tape and answer the following questions:1. what did li ming study this week in school?2. what s the name of the first cloned animal?ask the students to answer the questions

55、 in class in oral.step3. reading task:read the text and decide the statements are true or false.1. li ming doesn t think cloning is interesting.2. li ming knew how the sheep dolly cloned.3. jenny has ever studied cloning.finish the task in class in oral.step4.read the text again and find the sentenc

56、es with the new words. let the students guess the meanings of the new words. give more examples with the new words.i knew that english scientists had cloned a sheep, but i knew neither how nor why.i chose mammoths.ask the students to make sentences with neither nor he is neither a teacher nor a doct

57、or.neither he nor i am thirteen years old.step5. sum the main idea of the two e-mails. let the students tell them in their own words, not word by word according to the content of the e-mails.step6. come to“ let s do it ”.divide the class into groups of three or four. use the internet or other tools to find more information about cloning.talk about what, where, when, why and how cloning is taking place.everyone writes down a short passage, then exchange it with the others. next one of the m