河南省开封市第三十三中学九年级英语全册 Unit 15 We’re trying to save the manatees Section B The first period学案（无答案） 人教新目标版.doc

河南省开封市第三十三中学九年级英语全册 unit 15 were trying to save the manatees section b the first period学案（无答案） 人教新目标版课前预习：英汉互译1recycle paper _ 2. 停止使用 _3hear of _ 4.需要一些帮助 _ 5be made from _ 6. 关灯 _7纸巾 8.惊奇地发现 学习过程重点讲解1. turn off the shower while you are washing your hair.while 意为“当.的时候。它通常有以下用法：主从句的两个动作同时发生。e.g.: i was reading a newspaper while i was waiting for a bus.正当一个动作正在发生的同时，另一个动作发生了。 e.g.: while i was having supper, jim came in.2. recycling paper is really easy.recycling paper是动名词短语，作主语。当动名词或动名词短语作主语时，谓语动词应用单数。 e.g.: eating too much fat is bad for you health.3. but its hard to stop riding in cars.本句是动词不定式作真正主语的常用句型。句中it是形式主语。句型为：its+形容词+to do sth.e.g.: its necessary to take an umbrella with you.stop作为动词，意为“停止”。后面既可以接动词不定式，也可以接动名词。但在意义上有区别：stop doing sth.意为“停止正在干的事情”,stop to do sth.意为“停下来去干别的事情”。eg:please stop talking.youre tired. please stop to have a rest.达标巩固（do exercises）一根据汉语提示,完成下列句子。（横线处不限词数）1这个教室有10米长, 6米宽。the classroom is _.2这条河不像过去那样干净了。the river _ it _.二单项选择（ ）1.there will not be enough space to _ the earth in the future.a. live on b. live in c. live on in d. live in on（ ）2.at last, lucy make the baby _ and the baby began to laugh.a. stop crying b. to stop crying c. stop to say d. to stop to cry( ) 3. do you _ a cat _ a pet at home?a. have , as b. keep, for c. keep, as d. both a and c( ) 4. the president _ all people _ our environment.a. urge, protect b. urged, to protect c. urges, protect d. urged, protect( ) 5. i feel that the zoo _ a clean and safe place _