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1、2022年高中英語(yǔ) Unit 2 Cloning III Using Language導(dǎo)學(xué)案 新人教版選修8
Step 1 Vocabulary: Preview the new words and phrases of this text.
1.___________ 使...刻骨銘心 2. 分娩
3. 不時(shí);偶爾 4. 徒勞
5. 將某物傳遞給某人 6. _________________死于
7. ______________
2、___注定 8 . __________________過(guò)著...的 生活
9. ____________________以...為基礎(chǔ) 10. _________________ 弄清楚
Step 2 Warming up
1. Do you know dinosaurs? Where have you seen them? Can you see them in our real life? Why?
2. Do you think it is possible to clone dinosaurs? If yes, do you think
3、that’s good for human beings? Why?
探究案
Step3 Reading Task 1: Fast reading
Do the author believe the dinosaurs can return to the earth?
Task 2:Careful reading
Give some reasons why it is either impossible or unsuitable to clone extinct animals.
Reason 1: ________________ is needed.
Reason
4、 2: There is not enough ________ in the group to _________________.
Reason 3: A (n) ______________ would be needed for the cloned extinct animals.
Task 3. prehending
Answer the following questions:
1. Why shouldn’t you clone an extinct animal if there isn’t enough diversity in the group?
_____
5、_________________________________________________________________________.
2. Why is it wrong to clone an extinct animal if it would have to live in a zoo?
_________________________________________________________________________.
3. Why can’t you clone the DNA of animals that have been extinct
6、longer than 10,000 years?
_________________________________________________________________________.
訓(xùn)練案
Task 4 Exploring 1.Choose synonyms(選擇同義詞)
1. It proves how the idea struck a mixture of fear and excitement into people’s hearts.
A. Have on the brain B. Confused C. Drove
7、d people crazy D. Scared
2. From time to time people suggest that extinct animals…
A. There was a time when B. Occasionally C. All the time D. Each time
3. People suggest that dinosaurs, can possibly be brought back to life.
A. Kept up B. resist C. live on D.
8、relived
4. The initial requirement is that you need perfect DNA.
A. Most thankful B. most pressing C. most difficult D. original and basic
5. All efforts of cloning an animal will be in vain if there is not enough diversity.
A. Go to waste B. useless C. helple
9、ss D. meaningless
6. Others will pass on the ability to resist that disease.
A. oppose B. slide C. hire D. indicate
7. The chance of dinosaurs ever returning to the earth is merely a dream.
A. only B. surely C. abruptly D. miserably
2. Read th
10、e text again, find out the sentences and analyze them. (重點(diǎn)、長(zhǎng)難句分析)
1. 【原句再現(xiàn)】The popularity of the film Jurassic Park, in which a scientist clones several different kinds of extinct dinosaurs, proves how interested ordinary people are in the subject.
譯:_______________________________________________
11、__________________________.
[句式透析]in which引導(dǎo)____________, 修飾_______。how引導(dǎo)_____________。
【高考鏈接】Many people who had seen the film were afraid to go to the forest when they
remembered the scenes _________ people were eaten by the tiger. (05廣東)
A. in which? ?B. by which? ???C. w
12、hich?? ???D. that
2. 【原文再現(xiàn)】From time to time people suggest that the animals that have disappeared from the earth, like dinosaurs, can possibly be brought back to life through cloning.?
譯:_____________________________________________________________________________.
【歸納總結(jié)】from time to time_
13、_______,________,_______,等于___________,_____________。
即時(shí)翻譯: (1)他有時(shí)變得很沒(méi)有道理。_____________________________________________.
(2)他們有時(shí)吵架。 ____________________________________________________.
3. 【原文再現(xiàn)】It is useless to clone an animal if there is not enough diversity? in the group for it to overe illnes
14、ses. 譯:____________________________________________________________.
[句式透析]當(dāng)_________、_________或_________作主語(yǔ)時(shí), 通常把它們放在謂語(yǔ)之后, 而用____________作句子的形式主語(yǔ)。即時(shí)練習(xí)
(1)________ will take you a lot of time to find him in the crowd. A. It B. I C. We D. They
(2)How long _______to finish the work?
A. you’l
15、l take??? B. will take you C. you’ll take it ? D. will it take you
(3)______ needs further discussion whether we’ll build a library or not. A. We B. He C. It D. That
4.【原文再現(xiàn)】Diversity in a group means having animals with their genes arranged in different ways.? 譯:_____________________________
16、__________________________________________.
?[句式透析] with their genes arranged in different ways作_____________, in different ways 意思是_____________________。
5. 【原文再現(xiàn)】...but others will survive and pass on the ability to resist that disease to their children.譯:________________________________________
17、_____________________________________.
歸納拓展: resist作及物動(dòng)詞主要有三個(gè)義項(xiàng):________,_________;______________;(與cannot, could not 連用)____________,_______________。
即時(shí)翻譯: (1)我無(wú)法抵擋巧克力。___________________________________________________.
(2)他們決定留下來(lái)抵抗敵人。______________________________________________.
6. 【原文再現(xiàn)】Ba
18、sed on what we know now,? you can not clone animals that have been extinct longer than 10000 years. 譯:________________________________________________________.
提示:base on/upon_________,________,其結(jié)構(gòu)為_(kāi)_______________或________________。
即時(shí)翻譯: (1)這種結(jié)論是怎么得來(lái)的? __________________________________________.
(2)據(jù)我所知,他只上了三年學(xué)。 _______________________________________.