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1、Unit 13 Were trying to save the earth Section A（3a-3b）班级 姓名 编号 NO.2 日期 【学习内容】 Unit 13 Were trying to save the earth . Section A 3a-3b【学习目标】1.掌握method, cruel, harmful, low, industry, law, cut off 2.了解明白以下词汇及短语：shark, fin, chain, ecosystem3. 能读懂介绍关于保护鲨鱼的文章，完成相应阅读任务，并能正确运用连词或状语从句改写文章。 通过了解鲨鱼的现状，增强保护濒危动
2、物的意识。【自主学习】预习课本第99页的单词和课文内容,根据3a内容和图片回答 3a中的问题。【自学检测】 单词、短语翻译（请同学们关上课本独立完成,完成后对子间相互批阅。）1.鱼鳍买卖 2.鱼鳍汤 3.处于食物链的顶端 4.在最近的20到30年间 5.全球环境保护组织 6.建全法律 【合作探究展示】Step 1 情景导入（参考案例）1.用多媒体播放一段鲨鱼的视频，以及姚明的“没有买卖就没有杀戮”的公益广告。然后询问学生Do you like animals?How do you help protect the endangered animals?2. Skimming 速读文章，找出段落
3、大意。Para 1 Bad things happen when people cut off sharks fins.Para 2 Environmental protection groups have done things to protect sharks.Para 3 Youre killing a whole shark when you enjoy a bowl of shark fin soup. Step 2完成教材3a 的任务1. 要求学生快速默读短文，熟知大意，并完成课本3a的任务。然后邀请几位同学给出自己的答案，全班一起检查讨论。2. 先邀请几位同学朗读短文，教师要注
4、意语音，及时纠正。然后播放录音，全班同学一起跟读。3. 短文内容巩固练习。让学生用自己的话复述根短文内容。4. 完成教材3b的任务，要求学生再次阅读短文,用3b的方框中所给单词完成句子。 【知识生成】1) not only but also 用于连接两个表示并列关系的成分，着重强调后者，意为_；可与both . and替换。若连接两个成分作主语，其谓语通常与_保持一致。Other examples: Not only does he speak fluent English, but he can also speak Chinese and French well. Exercise is
5、not only good for health, but also fun.2) a number of 与the number of的用法：the number of意为“ 的数量”，跟复数名词连用作主语时，中心词是number，谓语动词用单数。a number of意为“许多”，相当于 many，修饰可数名词复数。作主语时，谓语动词用复数。number前可用large，small等修饰，以表示程度。 练习：选词填空：the number of, a number of 1. _ teachers in our school is 350. 2. _ teachers like to re
6、ad books.【当堂检测反馈】 根据汉语提示填空完成句子，每空一词。（ ）1.Not only but repair it.A. can he; he can B. he can; can he C. can he ; can he D. he can; he can（ ）2. Not only Li Ming but I students. A. isB. are C. amD. be（ ）3. The famous writer _ one new book in the past two year.A. iswritingB. waswritingC. wrote D. has wr
7、itten（ ）4.Our country _ a lot so far.Yes. I hope it will be even _.A. haschanged；well B. changed；good C. haschanged；better D. changed；better（ ）5.TheSmiths_inChinafor8years.A.haslivedB.livedC.havebeen D.live（ ）6.My friend was good me when I was ill. She told me that eating more vegetables is good my
8、health.A. with; forB. to; forC. with; to D. for; with（ ）7.Li Mei is interested in drawing. Also, she is good it. A. with B. toC. atD. for【拓展提升】1.时间： 10 2.训练方式： 独立，自主完成 自评： 师评： 批阅日期：_【当堂检测】 一用所给词的适当形式填空。 1Ill give the book to him as soon as he _back(come). 2_ the baby _crying yet? (stop) 3I dont know
9、 whether mother_ me to Beijing next month.(take) 4She _ on her coat and went out. (put) 5“What are they doing?” “They_ ready for the sports meeting.” (get) 6The boy asked his mother_ him go and play basketball.(let) 7Im sorry to keep you _for a long time. (wait) 8It _(take) him half an hour_ (finish
10、) his homework yesterday. 9If it _ an interesting film, well see it tomorrow. (be) 10They usually _ (do) their homework after supper. 11Listen! who_ (sing) in the next room now? 12_ (be) your parents in shanghai last year? 13Mr. Yu _ (teach) us math since 1982.14They will have a trip (旅行) to the gre
11、at wall if it _ (not rain) tomorrow. 15Li Ming often_ (listen) to the radio in the morning.二单项选择。（ ）1-May I stop my car here? -No, you_. A. cant B. mustnt C. neednt D. dont have to（ ）2. - Must we clean the house now? -No, you _. A. neednt B. may not C. mustnt D. cant（ ）3. Man _die without water. A. will B. can C. need D. shall（ ）4. You_ return the book now. You can keep it next week if you like.A. cant B. mustnt C. neednt D. may not（ ）5. -Johnny, you_ play with the knife, you_ hurt yourself.A. wont.cant B. mustnt.may C. shouldnt, must D. cant.shouldnt【学生自主反思】(写出今日一得和今日不足) 今日一得： 今日不足： 3
