九年级英语Unit2SavingtheEarthTopic1PollutionhascausestoomanyproblemsSectionA2_4导学案.docx

Unit 2 Saving the Earth教师寄语：We must study hard so that we will make our hometowns more and more beautiful. （我们必须努力学习以便使我们的家乡变得越来越美丽。）Class_ Grade9 Group_ Name_课型：预习+展示课Title: Unit 2 Saving the Earth (拯救地球)Topic 1：Pollution has caused too many problems.(污染引起了太多的问题。)Section: A 2-4 (P28) 第二课时Learning steps (学习过程): （Check before class）（5）(我会做)1、单项选择。各组派 C层次的学生上台展示学习成果。（在二次铃时完成，学习组长组织并检查评定）( )1)Oh, the rice _ terrible. It must go bad.A. smells B. touches C. sees ( )2)- What _ in your hometown in recent years ? - There are many new tall buildings.A. was happened B. have happened C. has happened ( )3)-Would you like to go out for a picnic with us? -_, but I have a lot of things to do .A. Of course not B. Id love to C. Thats all right( )4)-Weve lived here _1990. -So youve lived here _about 22 years.A. since, since B. for , since C. since, for （Learning target）（1） 1、复习1a的对话；2、掌握一般过去时和现在完成时的区别。（Self-study）（20）（我最棒）1、分角色朗读P27/1a的对话，然后完成下面的短文。 Kangkang , Jane, Maria and Michael are _a picnic _Sunday. They will go to the West Hill. _went there two years ago. He said the West Hill _a beautiful place. There _lots of flowers and grass . The air_ _ and the water _ _ . and they _ _ bees and butterflies _. Nowadays, everything _ _. The flowers and grass _ _. The water is so _. It _ terrible . What _ _ there . Because there _ several chemicalfactories _ waste water _ the stream. What a _! They dont want to have a picnic there.2、听力练习。 A)听P28/3的录音一遍并给图片标序号。 B) 再听3的录音两遍并完成句子。【点拨】too many + 可数名词复数 too much + 不可数名词 都是太多的意思much too + adj./adv. 是太，很的意思。（Lets show and improve ）（15）（我参与） 1结对练习：看2的图片，并和你的同伴仿照例子编类似的对话。 Example: A:There were lots of flowers and grass when I visited the village last year. B: But now the flowers and grass have gone. A: What has happened here? B: The villagers have destroyed them.P1: A: There were lots of trees in the hill when I went there last year. B: _ A:_ B:_P2: A:_ B: _ A:_ B:_（Summary ）（4）（我能行）1、记住本节课的单词和词组。2、整理导学案，梳理本节课所学的知识，检查导学案并完成导学案上所有内容,学习组长注意检查督促。（Test in the end ）(5)（我会做）1、单项选择。 ( )1) I left my pen on the desk just now and now it _.A. is going B. has gone C. has left ( )2) I _that village two months ago.A. visited B. visit C. have visited ( )3)Trees are good for us . We must prevent anyone from _.A. cutting up them B. cutting down them C. cutting them down ( )4)Dont make noise! There are several students _over there. Asleep B. sleeping C. to sleeping ( ) 5)-Listen, there is a bird _in the tree. - How wonderful.A. sings B. to sing C. singing 二、 完成句子。1)鲜花和绿草都消失了。The flowers and grass _ _.2)有几家化工厂正在往小溪里排放废水。There are _ _ factories _ _ water _ the _。3)安妮和她父母以前去过西湖。 Annie with her parents _ _ _ the West Lake before.