九年級英語Unit2 Topic 2 Section A 3課件仁愛版

Unit2 Topic2 Section A教學目標教學目標: :1.1.學習不定代詞和不定副詞的學習不定代詞和不定副詞的用法用法. .2.2.進一步了解地球污染的一些進一步了解地球污染的一些情況情況, , 提高環(huán)境保護意識提高環(huán)境保護意識. .Exercises:1.Drawing on the wall is a kind of bad b_.2.Lilys room is very clean, but Janes room is very u_.3.You should be polite to the foreigners. Dont be r_ to them.4.It rained hard. _(結(jié)果結(jié)果), we couldnt go out.5.Its difficult for us to remember so many new words _ (一開始一開始).ehaviorntidyudeudeAs a resultIn the beginningAir pollutionAir pollutionWater pollutionSoil pollutionSoil pollutionNoise pollutionLight pollutionlitterWhat kind of pollution is it?What harm can it cause?1.What are they talking about?2.Why is air pollution a serious problem in China?3.What should students do and not do to protect the environment?They are talking about air pollution.Because China has become the worlds largest producer and user of coal. We should care for wild animals and plant more trees. We shouldnt leave rubbish here and there, spit everywhere, step on the grass or pick the flowers.Read the dialog and answer the questions: (7)Discuss: (2)Discuss: (2) Can you give some advice to the government?Read the dialog carefully. 1.It says that China has become the worlds largest producer and user of coal.2.But the government has done something useful to produce the environment.3.As a result, air pollution has become a serious problem.4.Everyone should care for wild animals and plant more trees.5.We should do everything we can to protect the environment.Read these sentences and translate them.:Read these sentences and translate them.:Points:1.something useful something 是不定代詞是不定代詞, 形容詞修飾不定代詞時要放在不定代形容詞修飾不定代詞時要放在不定代詞之后詞之后. something unusual nothing serious something useful2. everywhere = here and there Ive looked for my key everywhere, but I cant find it.3. Everyone should care for wild animals everyone = everybody “每人每人, 人人人人”, 不定代詞不定代詞. 不能和不能和 of 連用連用, 作主語時謂語動詞用單數(shù)作主語時謂語動詞用單數(shù). Everyone is here.4. As we know, none of us likes pollution. as we know 眾所周知眾所周知 none 指三者或三者以上指三者或三者以上” 沒有沒有, 都不都不”, 既既可指可指”人人”, 也可指也可指”物物”, 常與常與of 連用連用,既可修既可修飾不可數(shù)名詞飾不可數(shù)名詞,也可修飾可數(shù)名詞也可修飾可數(shù)名詞. 構(gòu)成構(gòu)成: none of + 名詞名詞 / 代詞代詞 當名詞是不可數(shù)名詞時當名詞是不可數(shù)名詞時,謂語動詞謂語動詞用第三人稱單數(shù)用第三人稱單數(shù); 當名詞是復數(shù)時當名詞是復數(shù)時,謂語動詞用單謂語動詞用單復數(shù)均可復數(shù)均可. Eg: None of those buses go(es) there. None of us like swimming.自學指導四: practice:Choose the right answer:1. If _ throws the rubbish, our world will be more beautiful. A. everyone B. nobody C. anybody D. everybody2. _is difficult if you study hard. A. Nothing B. Everything C. Anything D. Something3. I looked for my pen _, but I couldnt find it. A. somewhere B. anywhere C. everywhere D. nowhere4. Youd better not read todays newspaper because there is _ in it. A. something interesting B. nothing special C. important thing D. anything newBACB 5. The leaders have done everything they can _ peoples living conditions. A. improving B. improved C. to improve D. improves6. - Do you know them? - No, I know _ of them. A. none B. nobody C. someone D. anyoneCAHomework:Homework: Write a composition: Write a composition: 隨著科技的發(fā)展隨著科技的發(fā)展,污染變得越來越污染變得越來越嚴重嚴重,結(jié)合所學知識結(jié)合所學知識,談?wù)勎覀儜?yīng)該怎談?wù)勎覀儜?yīng)該怎么做才能防止污染么做才能防止污染,寫一篇語句通順寫一篇語句通順,語法正確語法正確,60-70 字左右的小短文字左右的小短文.