高中英语：unit8 lesson2 extreme sports学案（北师大版必修3）

Lesson 2 Extreme Sports 学案教学目标：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教学过程 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)(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. Tom’s 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-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 are many and various. / They quitted the club for various reasons.4. preference / prefer (1). It’s 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 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 o’clock, but our teacher h...