英语教案B3U2T2

1、Unit 2 Loving Our PlanetTopic 2 All these problems are very seriousSection A课型: 新授 执笔: 蔡长智 审核：蔡长智 审定： 时间：2009年10月8日.学习目标：1 能拼读Section A单词和短语.2 学习不定代词和不定副词的用法。3 进一步了解地球污染的一些情况，提高环境保护意识。学习重、难点: 1. 学习不定代词和不定副词的用法。 2表述地球污染的一些情况。学习过程课前准备(预习)1.试读Section A单词并找出不会拼读的单词 。2.领会P110 Topic2 Section A 课文注释。特别注意2、

2、3条。3.试读la并翻译下列词组或句子:1).all these problems are very serious _.2).air pollution _. 3).as a result _.4). the worlds largest producer and user of coal._.5).become a serious problem _.6).do something useful to protect the environment _.7).As we know, none of us likes pollution._.8).leave rubbish here and

3、 there _. 9).spit anywhere in public _.10). Dont walk on grass or pick flowers _.11).care for wild animals_.plant more tees_.12).What should we do as students_.4.熟读1a,试着回答1b中的问题。5.试着学习领会Part 2方框中的不定代词和不定副词的意义，试着填空完成下面的短文。小组评价： （打等级ABC） 科代表签名：_ 课堂研讨合作探究：1 预习情况交流:1.讨论预习中存在的问题，科代表解答部分疑难并向老师汇报预习情况。2.学习1

4、a,听录音跟读，然后分组讨论翻译此段对话并探究下列问题： 1).Has air pollution become a serious problem ? 2).Has the government done anything useful to protect the environment ? 3).What should we do as students to control the pollution ?2 老师点拨下列语言点：展示提升：1.成对表演1a中的对话。2.各小组推荐同学回答下列问题：1).What should students do and not to do to pr

5、otect the environment ?2).What advice can you give to the government?3. 各小组推荐同学翻译Part 2中的短文，看哪一组翻译得最好。训练反馈：I.同义句 1.He didnt work hard. Because of this, he failed his exam. He didnt work hard. _ _ _, be failed his exam. 2.He can care for himself now. He can_ _ _ himself now. 3.Dont throw things here

6、and there. Dont throw things_. Dont throw things_. 4.I bought this pen last year. I_ _ this pen_about a year. 5.I didnt see anybody in the classroom. I_ _ in the classroom 6.Both of the units are difficult to learn. _of the units_easy to learn. II. 用anywhere, somewhere, anything, something, anyone,

7、someone, everybody, none, nobody, nothing填空 1.You may go_you like. 2.Is there_I can do for you? 3.I remember I have seen her mother_before. 4.Has_found my key_? 5.Boys and girls, I have_ to tell you. 6._is asking to see you. 7._who has eyes can see it is more like a snake. 8.I dont like this restaur

8、ant. Lets go_else. 9.The room was empty, but Tom felt that_was watching him. 10.Whats in the box? _ 11. who is in the classroom? _ 12. How many people are there in the park? _. 13.If you want to go _else, let me know. 14.Did_see you? 15.He lost it_between here and the station.教学后记：Section A 你学到了哪些内容

9、？你还有什么疑问?老师对学生的评价：_Unit 2 Loving Our Planet Topic 2 All these problems are very serious Section B课程：新课 执笔：蔡长智 审核：蔡长智 审定： 时间：2009年10月8日学习目标： 1.能拼读识记Section B 单词，短语。2.继续学习不定代词和不定副词的用法。3.谈论森林和水资源的重要性，培养学生的环境保护意识。学习重点: 1. 继续学习不定代词和不定副词的用法。2.谈论森林和水资源的重要性，培养学生的环境保护意识学习过程:课前准备（Preview）:1.熟读Section B 单词，你觉得

10、较难的是哪些： _。 2.读记P110 Section B 课文注释。3.然后试读1a, 试着翻译下列词句，并在书上勾画出你认为难的部分：1).The wind outside is blowing strongly._.2).What bad weather!_. 3).cut down_.4).What causes these sandstorms?_.5).Trees can stop the wind from blowing the earth away._.6).A lot of rich land has changed into desert.7).They can also

11、 prevent the water from washing the earth away._.8).Cutting down trees is harmhul to human beings, animals and plants._.9).work hard to protect the environment._.10).A Lot of water can be saved by forests._.4.试着完成1b和1c。5.试着翻译Part 2中的短文并解释下列词句，从而思考更多的保护水资源的方法。1).Pass laws against water pollution._.2)

12、.do sth by cutting off their water supply. _.3).turn the tap off._. 4).reuse wast water._.小组评价:_(打等级ABC) 科代表签字: _课堂研讨，合作探究 一 预习情况交流：1.讨论预习中存在的问题，科代表解答部分疑难，并向老师汇报预习情况。2.学习1a, 分小组活动：翻译对话，领会重、难点词句。3.老师点拨以下语言点：展示提升：.分组表演1a 中的对话。比一比，看哪组效果最好。 .画图比赛，看谁的树长得最茂盛。完成1b，展示树的作用。训练反馈：.用所给词的正确形式填空。1._(cut) down tre

13、es does_(harm) to environment.2.I hurt my foot while I_(walk) down the street.3.We should stop students_(drink) bad milk.4.Last night my parents stayed at home,_(watch)TV.5.Im sorry to keep you_(wait) for so long.6.Joan got up early_(have) breakfast.7.The baby is too young_(get) _(dress).8.You must

14、stop_(sing) and finish your homework.9.The TV set is _(break). Can you mend it?10.I improve my English by _(chat) with my friends.11.The old man is_(die).12.He just wants to keep you from_(hurt) yourself.13.Nowadays many people begin to pay attention to_(protect) the environment.14.It_(report) Beiji

15、ng will have a sandstorm tomorrow.15.I think someone_(steal) my jacket.用介词或副词填空。1._a student, you should study hard.2.My father always tries to stop me_playing with John.3.A lot of rich land has changed_desert.4.Trees can prevent the sand_moving_the rich land.5.Dont spit_public.6._we know, trees are

16、 important to us.7.There are few trees. _a result, the wind blows the earth away.8.We should care_our hometown.9.Walk_the road and you can find the hospital.10.Because of the heavy snow, the electricity is cut_.III.根据汉语提示完成句子。1.离开之前请关灯 _ _the light_you leave.2.森林有利于防止水的流失Forests help to keep the wat

17、er_ _.3.我们应该尽一切努力保护环境We should do_possible_ _the environment4.大量良田变荒漠A lot of rich land has_ _desert.5.多麽糟糕的天气啊！雨夹着风下的很历害 _bad weather!The rian is falling heavily_ _wind.6.砍伐树木对人类有害，但并不是每个人都知道如何保护森林 _ _trees is harmful to human beings.But_ _knows_ _protect forests. 教学后记：Section B 你学到了哪些内容？你还有什么疑问?教师

18、对学生的评价：_ Unit 2 Loving Our Planet Topic 2 All these problems are very seriousSection C课型：新授 执笔：蔡长智 审核：蔡长智 审定： 时间：2009.10.9学习目标：1. 熟读SectionC单词，短语。 2. 继续学习各种污染对环境造成的危害和造成这些污染的原因。 3情感素质培养：增强环境保护意识，珍爱我们共同的家园 “地球”。4阅读、写作训练。.学习重点: .1. 继续学习各种污染对环境造成的危害和造成这些污染的原因。2. 阅读、写作训练。学习过程：课前预习：1.熟读SectionC单词，划出你不能拼读

19、的单词:_.阅读P110 Section C课文注释。.比较a中的图画，翻译图画下面的词语。.试读短文，翻译下列词句：1).We have changed our planet a lot in many ways_.2).The earth is taken away._. 4). Forests have become desert._.5).More and more different sorts of animals and plants are disappearing._.6).have health problems_.7).Many rivers and lakes are

20、dead._.8).There is a special kind of oxygen called “ozone”(O3)._.9).Air pollution is destroying “ozone”(O3 )_.10).That has made a very big hole in the ozone layer._.11).This radiation can cause cancer._.12).Carbon dioxide (CO2 ) in the air has increased a lot_.13).This has formed a “ blanket” around

21、 the earth._.14).The heat from the sun cant escape so the temperature is rising._.15).This is called “the greenhouse effect”._.16).It causes the level of the sea to rise and the climate of the earth to change._.4.试着完成b。 小组评价: (打等级ABC) 科代表签字: 课堂研讨合作探究：一预习情况交流。.讨论预习中存在的问题，由科代表解答部分疑难, 并向老师汇报预习情况。.老师点拨预

22、习情况并对学习小组进行评价。二学习a.1. 听录音跟读短文。2. 分小组翻译短文，填出五条横线上的词，勾画出你认为较难的词句。3. 老师点拨下列语言点：三写作训练，完成Part。 展示提升：I分小组分小段复述1a中的短文，看哪组的同学复述得最好？2看谁的口才最好，口述臭氧，二氧化碳，温室效应对环境的影响。训练反馈：I.用介词或副词填空。 1).Modern people have lived_the earth_only 3500 years. 2).What youve done is not good_the earth. 3).You can see different sorts_an

23、imals here. 4).A ball passed_the window and hit someone inside the room. 5). Carbon dioxide in the air comes_burning oil, coal and wood. 6).I didnt refer _you when I said someone was late again. 7).We should hope_ the best and prepare_the worst.II.单项选择。1. Something weve done_ very good for the anima

24、ls. A. with B. is C. as D. are 2. Its said hundreds of people _in this accident. A. dead B. die C. death D. died3.-You look so happy! -Jack says I am pretty._has ever told me that before.A.Somebody B.Anybody C. Nobody D.Everybody4.If hhe doesnt want to do this job,does_want to?A.everybody else B.any

25、body else C.else anybody D.else everybody5.-_? -The more,the better.A.How often shall I feed the animals B.How much is your car worth?C.How many friends do you want to make here D.Whats the population in China6.-What else do you want? -_else.I think I have got everything ready.A.Something B.Nothing

26、C.Anything D.Everything7.-Do you have any eggs in the fridge? -No,_is left.A.some B.anything C.one D.none8.Were _we can do something to protect environment.A.think B.suppose C.afraid D.sure 学习后记（反馈小结）：Section C 你学到了哪些内容？你还有什么疑问?教师对学生的评价：_Unit 2 Loving Our PlanetTopic 2 All these problems are very se

27、riousSection D课型：新授(阅读) 执笔: 蔡长智 审核 :蔡长智 审定： 时间：2009.10.9学习目标: 1.能拼读Section D所有的单词和短语.2.总结定代词和不定副词的用法。3.总结垃圾污染的危害，让学生意识到环境保护的重要性。4.写作训练学习重点: 1. 总结定代词和不定副词的用法。2.总结垃圾污染的危害，让学生意识到环境保护的重要性 学习过程:Preview:课前准备（预习）. 熟读Section D单词和短语,并找出不会读的单词:_. 读记P111Section D课文注释。. 试读1a, 试着翻译下列词句：1).produce about 430

28、million tons of waste_.2).Its difficult to find new land to put the rubbish in._.3).deal with the waste _ 4).take up a lot of space_.5).about 35 percent can be recycled while the rest cant._. 试着完成1b。. 各小组科代表组织组内成员阅读Part 4中的示范，试着仿制一份海报。. 读记2a,2b中的语法要点和有用词句。小组评价: (打等级ABC) 科代表签字: 课堂研讨,合作探究：.预习情况交流:讨论预习

29、中存在的问题，科代表解答部分疑难并向老师汇报预习情况。2.阅读训练。学习1a。听录音跟读。然后分小组翻译短文。最后老师可根据学生学习情况点拨下列语言点：展示提升：1 分小组背诵1a中的短文。2 各小组仿照Part 4, 展示海报并进行解读，看哪一组最棒！训练反馈：I.用括号内的词填空。A：cost, take, spend, pay.1.She _three hours going over the whole lesson.2.He _ ten yuan for the book.3.How many hours does it _ to fly to London from here.?4.Im a lot more time on math than before.5.It didnt_ the children too long to fall asleep here.6.That suit _over 60 yuan. B: so，such1.She spoke_fast that I couldnt catch up with her. This is _ an