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1、七上Unit3词汇教案【学习目标】1.重点词汇理解、记忆、运用2.把握重点句型的应用【过程与方法】师生合作、讲练结合方式进行授课【情感态度价值观】通过学习本课，激发学生保护环境的意识【课前小测】一、选出与划线单词意思相近的一项（ ）1.Thewaterintheriverisverydirtyanditkillslotsoffishinit A.makes.clean B.makes.healthy C.makes.interesting D.makes.die （ ）2.WeshouldprotecttheEarthfromnowon,orwellbeindanger. A.keep.saf
2、e B.keep.dirty C.keep.fresh D.keep.beautiful（ ）3.Thecarsgiveoutlotsofbadgases(气体)andtheypollutetheair. A.make.clean B.make.fresh C.make.new D.make.dirty（ ）4.Thegarageisntlargeenoughfortwocars. A.good B.big C.high D.wide二、单项选择：（ ）1.Therearedifferentanimals_Earth. A.on B. in C.with D.to（ )2.-Whatdothe
3、plantsneedtolive?-Theyneed_andwater. A.alight B.lights C.light D.manylights（ 3.-Wheredoanimalslive? -Somelive_theland.Somefly_thesky. A.on;in B.to;on C.in;in D.on;on（ ）4.WearegoingtolistentoDoctorWangs_intheschoolhall. A.report B.repeat C.problemD.question（ ）5.They_thechildren_foodandbooks. A.give;w
4、ith B.provide;with C.provide;for D.give;for（ ）6.Stop_aroundandgetonwiththejob. A.play B.toplay C.plays D.playing（ ）7.Dont_yourfingers_yourmouth.Itsbadforyourhealth. A.put;intoB.throw;intoC.put;upD.put;aside.（ ）8.Iwanttobeafarmer_myuncle Aas Blike Clikes Dlookslike3、 根据汉语提示完成句子。1.一些生活在陆地上。一些飞行在天空中。一些
5、生活在水下。Somelive_.Somefly_ _ _.Somelive_.2.地球为我们提供空气、水和食物。TheEarth_us_air,waterandfood.3.我们把垃圾倒入海中或地下。We_ourrubbish_theseaandundertheground.4. 我们必须停止做这些事情。 Wemust_thesethings5.对我们来说，为了未来，保护好地球是很重要的。Itisimportant_us_theEarthforourfuture5. 人们通过燃烧东西来获得源.People_thingsto_【知识点详解】一、词汇和短语： 1. Protect the Eart
6、h. 保护地球 . 保护v. protection n. 拓展： 保护某人/某物免受伤害：protect sb from 例：We must the forest _fire. 我们必须保护那片森林免受火灾。You should protect the children from (catch) a cold. 你应该保护孩子们以防感冒。 . 地球：n. 专有名词， 其前一般加定冠词 the .the Earth 地球 the Moon 月亮 the Sun 太阳（世界上独一无二的事物，首字母大写，前面加the）例：The Moon goes around _ _. 月亮绕着地球转。拓展：on
7、 (the) Earth， 意为 “在地球上”例：_. 我们生活在地球上。2. Complete a report on protecting the Earth. 完成一篇关于保护地球的报告。 ：n. & v. 报告；报道 例：He is _ _ _ on protecting the animals. 他正在读一篇关于保护动物的报告。3.There are forests and rivers,mountains and fields. 那儿有森林，河流，山川和田地。 field 此处用作可数名词，意为“田地；田野”例：Many farmers are working _ _ _. 许多农
8、夫正在田地里干活。4.pollute v. 污染 pollute the airWe cant pollute the Earth any more. 我们不能再污染地球了。pollution n. 污染（不可数, 抽象名词） water/air pollutionToday, there is a lot of pollution. 现在有很多污染。5.There are also many people like you and me on Earth.地球上也很多像你和我一样的人。. also：adv. 也 例：They also like playing games. 他们也喜欢玩游戏
9、。辨析：also ,too 与either，三者都表示“也”， 但用法不同。also用于句中，放于实义动词前或是助动词、连系动词be、情态动词之后too常用于 肯定句 句末either只用于 否定句 句末例：用too, also, either填空1). She plays the piano and sings . 2). She plays the piano and sings.3). -Tom, I dont like the pink bag. -I dont like it . like：v. 喜欢 conj. 和.一样，像例：He likes apples very much.
10、_ He looks like Father Christmas. _ 6.The Earth provides us with air,water and food. 地球为我们提供空气，水和食物。 ：v. 提供， 为某人提供某物： 例：The earth provides us with air, water and food. _.7.Today,there is a lot of pollution. We burn things to make energy. This pollutes the air. 如今有很多的污染。我们燃烧东西以产生能量。这污染了空气。. 污染：v. _ n
11、. _例：All these waste products _ _the river.所有这些废物正在污染这条河。There is a lot of_ in the air here. 这里的空气污染严重。空气污染： 水污染： .burn：v. burn sth to do sth 燃烧来做 burning adj. 燃烧的We burn things to make energy.8. We put our rubbish into the sea and under the ground.我们把我们的垃圾倒进海里和埋在地下。 _ _：把倒入例：They put the waste into
12、 the river. 他们把废水倒入河中。与put 有关的常见短语： _ 穿上 _ 熄灭；扑灭 _举起，张贴 _推迟 _写下，记下_把.收起来9. This pollutes the Earth and kills animals and plants. 这污染了地球，并杀死了动物和植物。 _ ：杀死v. 例：Why do they want to _ _ _? 他们为什么想杀死动物？10. energy n. 能量，精力（复数：y-i+es, energies）energetic adj. 精力充沛的，积极的（近义词：active, positive）11. .large adj. 大的b
13、ig: 指体积大 large:指面积大（large更正式，big较口语化）表示数量用large，如：a large amount of12. . few adj. 不多，很少a few:有几个 （few修饰可数名词）：a few applesfew:很少，几乎没有（相当于否定） a little:有一点 （little修饰不可数名词）：a little waterlittle:很少，几乎没有（相当于否定） 13.We must stop doing these things. 我们必须停止做这些事了。. _：必须（强调主观） = （强调客观）两者都为情态动词， 其后跟 。例：用must或hav
14、e to 填空1). We _ go at once. 我们必须立刻走。2). I lost my pen, so I _ buy one.我的钢笔丢了，我必须重新买一支。. stop doing 意为“停止做某事”,即不做此事了。Its time for class. Stop (talk).辨析：stop doing sth.与stop to do sth.stop doing sth.停止做某事（正在做的； doing sth. 作宾语）stop to do sth.停下来去做另一件事(to do sth. 作目的状语)1) . We must stop (talk) when the
15、teacher comes in.当老师进来时，我们必须停止说话。2). We usually stop (talk) with our friends when we meet them in the street.当在街道上碰见朋友时， 我们通常会停下来与他们说话。阻止某人做某事: stop sb. from doing sth.例：We must stop children from (smoke).我们必须阻止孩子们吸烟。14. Its important for us to protect the Earth for our future. 对我们来说，为了我们的将来而保护地球是重要
16、的。. important：adj. _ n. 例：用important的适当形式填空1). We should know the _ of safety. 我们应该知道安全的重要性。2). Respect（尊重）is a very _ part of any relationship. 尊重是任何关系中都非常重要的部分。 本句为“It +be +形容词+for sb to do sth”句型，意为“对某人来说，做某事是的”1.It为形式主语，后面的动词不定式短语才是真正的主语。该句中，形容词为描述事物特征的词如：easy, difficult, hard, important, danger
17、ous, necessary, possible 等，其后用介词for。例：Its important for us to learn English.对我们来说，学习英语是很重要的。2.当此句型中形容词为描述人物品质及性格特征的词时，如clever, foolish, kind, good，polite, silly等，其后用介词of，构成“It +be +形容词+of sb. to do sth.”句型，意为“某人做某事是的”例：Its kind of you to help her. 帮助她你人真是太好了。用of或for完成句子：1). Itsgood_usto play sports
18、everyday.2).Itsverynice_youtohelpme.15. We can take our own shopping bags to the supermarket. 我们可以带我们自己的购物袋去超市。own：adj. _ = belong to oneself v. 拥有 _ ：n. 主人例：I have my _ room. 我有我自己的房间Is the car _ _? 这辆汽车是你自己的吗？16. catch v. 捕捉，抓住，赶上（过去式：caught）catch up with sb 赶上，追上，逮捕，惩罚 fall behind 落后17. fact n. 事
19、实 in fact 实际上，事实上18.important adj. 重要的（more important, most important）play an important role 起到重要作用 importance n. 重要，价值the importance of .的重要性【课堂练习】词语释义，选出画线部分对应的同义词或词汇解释。A. big B. supplies.with C. must D. many E. makes.die F. keeping.safe G. seton fire （ ）1. I love my new school. It is very large.
20、（ ）2. Mr. Smith provides the poor children with food. （ ）3. She is writing a report about protecting the plants. （ ）4. There are a lot of different animals on Earth. （ ）5. The water in the river is very dirty and it kills lots of fish in it. （ ）6. We have to hand in our homework on time. （ ）7.We bur
21、n things to make energy.根据句子意思， 从下面每小题的A B C 中选出恰当的词语完成句子。（ ）1.It is dangerous _us _ play with fire. A. for,to B.of,to C.for,/ D.of,/（ ）2.Therestaurantprovidescustomersdeliciousfood. A.with B.of C.for D.to（ ）3.WemuststoptheairinGuangzhou. A.pollute B.pollutes C.polluting D.topollute（ ）4. is the proc
22、ess of making air, water, soil, etc. dirty. A. Pollution B. Practice C. Energy（ ）5.A is an area of land in the countryside used for growing crops or keeping animals. A. river B. pond C. field（ ）6.A _ refers to a thing that is difficult to deal with or to understand. A. question B. problem C. fact（ ）
23、7. It is kind _ you to help me. A.for B.of C.to（ ）8. Nobody helps Tony make such a wonderful toy car. Thats his _work. A. elder B. other C. own（ ）9.What is your sister ? She is a _and she works for a newspaper. A. doctorB. reporter C. teacher（ ）10. We should do something to help stop the _ of our be
24、aches. I agree with you. We should love our environment. A. productionB. pollutionC. protecting.完成句子（一空一词）。 1.请把牛奶倒入茶中。 Pleasethemilkthetea. 2.太阳为我们提供光和热。TheSun_ _ _lightandheat. 3.不要到处乱扔垃圾。Dont_ _therubbishhereandthere. 4.一些鱼儿在水下游动Somefishareswimming _ _ _.【总结】【家庭作业】一、根据语境，用括号内所给单词的正确形式填空。1.It is d
25、angerous _ us_ the street.(cross)2.It is clever _ you _the problem.(solve)3.Our teacher provides books _ us.4.The young in our society need care and _ (protect). 5.Its _ (importance) to find out what he is doing.二、选择题。( ) 1.My book is on the floor. Can you_ for me ? A.pick up it B.pick it up C.pick
26、up one D.pick one up( ) 2.Mr Blank can speak _Chinese now. A.little B.few C. a little D. a few( ) 3.They provide the children with food and books. A.give; with B.give; / C.satisfy; with D.Provide; to( ) 4.Its important _ us to study hard. A.to B.for C.of D.with ( ) 5.The stove is burning. A.on fire B.empty C.full D.in danger