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1、Lesson 2 Extreme Sports学案学习目标：1. To learn some new words.2. To know something about the extreme sports.3. To train students listening ability and develop their ability to capture the main information of a listening material.重难点 1. back out preference various turn up 等短语的用法 2. the listening material学
2、习过程 备注Step1: learn the new words1.in order to / so as to / in order that(1). He got up early in order to / so as to catch the first bus.(2). He got up early so that he could catch the first bus.(3). (In order) to catch the first bus, he got up early.2. similarity (n) /similarly (adv) /similar (adj)(
3、1).be similar in 在某方面不同 be similar to 和 .类似The twins are similar in character.The two boy dress similarly. Toms composition is similar to yours.1. upside down / inside out(1). The picture was put up upside down on the wall. / He was holding the book upside down. (2).The careless boy is wearing his T
4、-shirt inside out. /He hurried to the classroom in the morning, with his coat inside out.3. various (adj) /variety (n) /vary (v)(1). The prices of the vegetables vary with the seasons. / Opinions vary on this point. (2).We should eat a large variety of food to keep a balanced diet. (3). Our hobbies
5、are many and various. / They quitted the club for various reasons.4. preference / prefer (1). Its a matter of personal preference. (2). I have a preference for bananas. (3). I prefer bananas to apples. / I prefer playing basketball than watching TV. (4). prefer to do rather than do(5). prefer sb to
6、do (6).prefer that sb (should) do 5. turn up/off/down/to/out/over(1). There was no one to whom she could turn for help.(2).It has past 8 oclock, but our teacher hasnt turned up.(3).Please turn off the TV when you leave the room.(4).The boy turns over most of the money he earns to his mother.(5). My
7、suggestion was turned down by them finally.(6). The exam turned out to be very easy.(7) take turns to do sth / do sth in turn/ do sth by turns / its ones turn to do sth6. back out 决定部履行（承诺的事）(1). He lost confidence and backed out at the last moment.(2). Its too late to back out (of the deal) now.7.
8、get across 使理解， 讲清楚 Did your speech get across to the audience? 【拓展】get away from/ get off/ get through/ get along Step 2 : Exercise:1. Leaves are found on all kinds of trees, but they differ _ shape and size. A. in B. on C. at D. by2. My mother always gets a bit _ when I dont get home on time after
9、 class. A. anxious B. ashamed C. weak D. patient3. People try to avoid public transportation delays by using their own cars, and this _ creates further problems. A. in short B. in case C. in doubt D. in turn4. As a result of destroying the forests, a large _ of desert _ covered the land. A. number;
10、has B. quantity; has C. number; have D. quantity; have5. With more forests being destroyed, huge quantities of good earth _ each year. A. is washing away B. is being washed away C. are washing away D. are being washed away6. As nobody here knows what is wrong with the machine, wed better send for an
11、 engineer to _ the problem. A. handle B. raise C. face D. present 7. All the people _ at the party were his supporters. A. present B. thankful C. interested D.important8. My grandfather is as _ as young man, he hates sitting around doing nothing at all.A. enthusiastic B. energetic C.talktive D. sensitive9. They will fly to Washington, _ they plan to stay for another two or three days.A. where B. there C. which D. when 10. Ten years ago, the population of our village was _ of theirs.A. twice as large as that B. twice as much as thatC. twice as large as D. as twice large as that2用心 爱心 专心
