仁愛版英語(yǔ)九年級(jí)上冊(cè)u(píng)nit 2 topic 1《population has caused too many problems》（sectionc）-預(yù)覽頁(yè)
【正文】 in America is not good? S7: “Many teenagers in America can hear no better than 65yearold people do”. T: Why is the hearing of many young Americans not good? S8: Because they always listen to loud pop music. T: Has noise caused you any problems? S9: Yes, I can’t sleep well so that I feel sleepy in class. S10: Yes, I can’t do my homework correctly. 5 Postreading (10 mins) Individual work Step 1: Let the Ss read 1a carefully, find out the difficult points. The teacher collects the Ss questions and list them out on the Bb. T: Read 1a again and find out the difficult points. Read 1a carefully, find out the difficult points. 本環(huán)節(jié)具體操作說(shuō)明： 1. 學(xué)生在組內(nèi)歸納好本組討論出的問(wèn)題，并寫到小黑板上。 S1: What is air pollution? S2: T: Now report to the whole class. Who can have a try? S1: Water pollution is very serious and we can find it almost everywhere…. S2: Light pollution haven’t caught people’s eye yet… … T: You did a good job! After class, write your report in your exercise book and hand it in in time. haven’t caught people’s eye yet… 7 Summarizing and assigning homework (5 mins) Class activity Step 1: Let the Ss go through what they have learned today. T: Now, let’s go over what you have Go over together what they have learned today and each student speaks out one word or phrase to check their learned today, including words, phrases and sentences. And each student has to present one. S1: go deaf S2: hearing loss S3: do harm to … Step 2: HMK: Assign 4 as the HMK achievement. … S1: go deaf S2: hearing loss S3: do harm to … Write a passage about one sort of pollution. Ⅶ . Blackboard design Pollution has caused too many problems. Section C Key phrases: go deaf do harm to be harmful to lose one’s hearing have hearing loss in noisy condition too much noise no better than as badly as Sentences: (1)… noise is also a kind of pollution and is harmful to humans’ health. (2)People who work and live in noisy conditions go deaf easily. = People go deaf easily. / People work and live in noisy conditions. (3) … many teenagers in America can hear no better than 65yearold people do, … = … many teenagers in America can hear as badly as 65yearold people do, … lose – loss pollute – pollution pleasant – unpleasant harm – harmful noise – noisy fortable – unfortable hear – hearing health – healthy
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