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1、
Unit21 warm up
學(xué)習(xí)目標(biāo)
By the end of the class, the students will be able to:
n learn and revise the words related to the topic.
n get the general idea of the text and the writer’ viewpoints.
n
學(xué)習(xí)過(guò)程
課堂活動(dòng)
（一） 預(yù)習(xí)交流
.Word bank.
Match the words with their Chinese meanings.
interval
2、 n. 聽(tīng)覺(jué)
digest n.間隔；間歇
swap n. 脈搏
hearing vt. 消化
pulse vi. 交換
Match the words with their meanings.
enhance increase
supreme stand;bear
tolerate
3、 highest,greatest
doubtful yearly
seek do not believe, suspicious
annual look for
（二） 合作探究
Read the text again, match the key information with each part.
Part one. (1-2) Doping
Part one. (3-6)
4、 Records have fallen
Part one. (7) Olympic spirit
Part one. (8) Gene-therapy
（三） 分層提高
(1). 1.Show the writer’s attitude towards the drugs and gene-therapy.You may refer to the following words and expressions or the text.
come across the issue, drug, cure diseas
5、e; in the wrong hands, abuse, tolerate doping;
gene-therapy, big threat, oppose; violate the Olympic spirit, taking part rather than winning
(2). Use your own words to show the writer’s viewpoints.
Example:
A:Which champion athlete can run 100 metres in 8 seconds?
B:I don’t know. But we come
6、 across the issue-enhancing drugs. These drugs are developed to help people with illnesses, but in the wrong hands, they create “supreme athletes”.
A: Taking these drugs is known as “doping”,they cause problems for those who abuse them.
B:The sports world does not tolerate doping as it is a fundam
7、ental form of cheating.
A: Yes. “Gene-therapy ”will be the next big threat. It is controversial and many people oppose further research into it.
B: I agree. Both doping and gene-therapy violate the Olympic spirit. The spirit of competition-higher,faster, stronger-emphasises taking part rather than winning.That’s why thousands of people are crazy about their hero and the great Olympic!
（四） 總結(jié)歸納
（五） 鞏固反饋
Words
Complete the exercise.
2
北京市第一五四中學(xué)高中英語(yǔ) unit21 lesson1.1學(xué)案（無(wú)答案）北師大版選修7
