人教新课标高一英语必修2 Unit4 Wildlife Protection 疑难解析教案

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1、Section 2 Notes to difficult sentences from Unit 4Wildlife protection1. Our fur is being used to make sweaters for people like you. 我们的毛皮正在为你这样的人制作成毛衣。 本句谓语是“现在进行时的被动语态” ，由“am/is/are being +过去分词”构成，表示一个动作正在被进行：The machine is being repaired in the school factory now. 机器现在正在校办工厂修理。This song is being p

2、layed all over the country now. 现在全国各地都在播放这首歌曲。2. Flying chair, please show me a place where there is some wildlife protection.飞椅，带我去个保护野生动物的地方。protection 是不可数名词。注意句子中 some 的用法，它意为“一些” ，可作形容词和代词。它常修饰可数名词复数。如：some books 一些书， some boys 一些男孩，也可修饰不可数名词，如： some water一些水，some tea 一些茶叶， some 常用在肯定句中。any 意为

3、“任何一些” ，它也可修饰可数名词复数或不可数名词，常用于疑问句和否定句。如：-I have some tea here. 我这儿有些茶叶。例如：-I cant see any tea. 我没看见茶叶。-Do you have any friends at school? 你在学校有些朋友吗? -I have some English books, they are my best friends. 我有英语书，它们是我最好的朋友。但在表示建议，反问，请求的疑问句中，或期望得到肯定回答时，多用 some 而不用any。如：Would you like some coffee? 你要不要来点咖啡

4、 ? What about some fruit juice? 来点水果汁如何? 当 any 表示 “任何”的意义，起强调作用时，它可以用在肯定句中； Any student can answer this question.任何学生都可以回答这个问题。3. but Id like to help as the WWF suggests.但是我愿意按照 WWF 建议的那样，尽我的一份力量。句中 as=in the way that, 作“像” 、 “按照的方式”解,引导方式状语从句。如: He speaks English as Americans do. Remember, you must

5、 do everything as I do. 4. A monkey watched them as it rubbed itself.猴子边挠着自己边注视着他们。As 在此是连词，引导时间状语从句。下列情形时,只用 as, 而不用 when 或 while。A) 用于表示同一个人的两种动作交替进行,指“一边,一边“。如:The girl dances as she sings on the stage. He looked behind from time to time as he went forward. B)表示两个同步发展的动作或行为,译为“随着“ 。如:As time went

6、 on / by, she became more and more worried. As children get older, they become more and more interested in the things around them. C)表示两个短促行为或事件几乎同时发生。如:I thought of it just as you opened your mouth. Just as the flying worm hit her face, she gave a loud cry. D) 后接名词表示某一年龄段时,用 as。如: As a young man, he was active in sports.