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1、Unit 2 Saving the Earth教师寄语：The best way to predict the future is to create it .(预测未来的最好方式就是创造未来。)Class_ Grade9 Group_ Name_课型：预习+展示课Title: Unit 2 Saving the Earth (拯救地球)Topic 2：All these problems are very serious. ( 所有这些问题都非常严重。)Section: B 1a-1c ( P37 ) 第一课时Learning steps (学习过程): （Check before clas
2、s）（5）(我会做)1、根据句意及首写字母提示，完成句子. 1) The wind is so strong! And the s_ really hurt my face. 2) What causes these s_? 3) As a result, a lot of rich land has changed into d_. 4) A_ the question is difficult , he can still answer it . 5) Some animals are in danger of dying out c_.2、自学新词汇：先汉译英并写出单词的音标及词性，然后
3、熟读。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) 使用者 ( ) / / _2) 没有一个 ( ) / / _3) 垃圾，废弃物 ( ) / / _4) 吐，唾 ( ) / / _5) 野的，野生的 ( ) / / _6) 在各处，到处_ （Learning target）（1） 1学习新单词及词组：user, none, rubbish, here and there, spit, wild ;2学习并背诵1a的对话，了解空气污染的危害；3学习一些不定代词的用法; 4学习重点句型：1) None of us likes pollution.2) We
4、 shouldnt leave rubbish here and there.3) Everyone should care for wild animals and plant more trees.4) We should do everything we can to protect the environment. 1. 熟记新单词及词组，背诵1a的对话；2. 学习不定代词的用法。（Self-study）（20）（我最棒）1、跟读P37/1a，然后在文中划出下面的词语及句子并翻译和分析。1) something useful _ 2)结果_3)保护野生动物_4) None of us
5、likes pollution. 译:_【点拨】：none - 没有一个，没有一点儿 (不定代词)指三者或三者以上。【比较、牢记】：none 既可指人，也可指物；no one = nobody只能指人，不能指物。 none 后常接of所有格 构成 none of 短语, 后接： a. 不可数名词（谓语用单数） b.复数名词，代词，单数集合名词(谓语用单复数均可)如： None of the drink is good for you. 这些饮料对你都不好。 None of my friends like(s) swimming. 我没有一个好朋友喜欢游泳。no one = nobody后不接o
6、f 短语。作主语时，谓语动词用单数，可以与else连用，none不可以。 注意：no one 用来回答who 提出的问句，none 用来回答how many 或how much 提出的问句。 5) We shouldnt leave rubbish here and there.译：_ here and there :_ 同义词是：_6)不要践踏草坪或采摘花朵。译：_7) Everyone should care for wild animals and plant more trees. 译：_【点拨】：everyone和 every onea. everyone = everybody-不
7、定代词,意为：大家，人人，每人，只指人，不指物。作主语时谓语用单数。（后不能接of短语，反意疑问句中用they替换） b. every one中的every 是形容词，修饰one, 作定语，意为每一个, 可以指人相当于everyone，也可以指物, 作主语时谓语用单数。(后可跟接of 短语表示范围，意为“其中之一”） 如： Everyone loves her . 人人都喜欢她。 Every one of you must go to school. 你们每个人都必须上学。点拨：care for - 照顾、关心 同义词组 _ /_ 8) We should do everything we c
8、an to protect the environment. 译：_ 【点拨】everything 是不定代词， 意为“每件事物，一切”，不特指哪一个事物。Everything 作主语时，谓语用单数。如： Everything goes well. 一切顺利。2、听1a的录音完成1b.(给图片标上序号。)The answers are : _（Lets show and improve ）（15）（我参与） 1分角色朗读1a的对话。2齐读1a并完成1c.（完成下面的表格。） Should doShouldnt do1._wild animals2.plant_3.do _we can1._ru
9、bbish here and there2._anywhere in public3._on grass （Summary ）（4）（我能行）1、本节课我学习_ _ _ _ _五个单词和_ 等词组；2、学习了1a的短文并了解_的危害；3、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. Eating too much is _ to your health. A. useful B. helpful C. harmful D. wonderful ( ) 2. Parents s
10、hould prevent the children _ taking medicine by themselves A. about B. with C. from D. of ( ) 3. _ we were quite tired, _ we still went on working. A. Although ; / B. Because ; / C. Because ; so D. Although ; but ( ) 4. The farmer _ a lot of trees and built a new house. A. cut down B. cut off C. tur
11、ned down D. turned off ( )5. My hometown has changed _ a new one in the last three years. A. in B. to C. with D. into ( )6)-How many students are there in the classroom? - _ A.No one B. Noboby C. Nothing D.None ( )7) I asked three people the way to the station , but _of them could help me . A.nobody
12、 B. none C. everybody D. anybody【提高题】(A-B 层次学生做) 用适当的介词填空。1) Sports are good _our health.2) There were millions _animals in the forest in the past.3) I have many sorts _model planes.4) The sea can keep the heat _the sun better than the land.5) Our living conditions have improved _many ways.七、课后反思1、我今天学到了什么知识？_
