七年级下册英语Unit4--Save-the-trees.doc
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1、七 年 级 英 语英语课题Unit4 Save the trees知识点及拓展:1. save v. 拯救To save the trees.拓展:1)to save ones life 救命、拯救生灵 She saved the dogs life. 2)节约、节省It can save water to buy this kind of washing machine. 3)储蓄、保存、积攒In order to save money, he made a desk by himself.2. discuss v. 讨论Lets discuss the importance of tree
2、s.拓展:discuss with sb.Lets discuss the plan with Mr. Brown.3. argue, quarrel, debate, discuss & reason1) argue指提出理由或证据为自己一方的看法或立场辩护,着重说理、论证和企图说法。 We heard them arguing in the other room2) quarrel指不友好的、吵吵嚷嚷的大声争论某事,尤其指“吵嘴、吵架”。 He often quarrels about their housework with his wife3) debate指意见对立的双方之间正式或公
3、开的争辩。 When I left, the men were still debating.4) discuss常用词,指就某一个或某一些问题表明观点、看法等,以便统一认识,解决问题。 We should discuss the problem.4. fight v. 与斗争They help fight against pollution.拓展:fight against/ with sb./ sth. 为某人/ 某事而争论/ 打架 Have you fight with your brother just now? fight about/ over sth. 因某事而争论 Dont f
4、ight about small things.5. against prep. 反对Are you against it or for it?6. example n. 例子Write down three examples.拓展:1) 表示给某人举例,一般用give。 Give an example. 2) set an example to sb. 给某人树立一个榜样。He set a good example to us. 3) for example 例如,用作插入语。He,for example,is a good student.7. harmful adj. 有害的They t
5、ake in harmful gases from the air.拓展:1) be harmful for (doing) sth. 对某物有害Its harmful for your health. 2) be harmful to sb. 对某人有害Its harmful to you.8. produce v. 产生、生产This machine can produce oxygen.拓展:1) produce by+ 生产者These tables were produced by him. 2) produce from+ 生产地These tables were produced
6、 from Shanghai.9. major adj. 主要的They are major fighter against air production.拓展:major in 主修(学科)Im major in English.10. furniture n. 家具The room had little furniture in it.拓展:furniture属表总称的物质名词(集合名词),没有复数形式,也不和a/ an连用,含义上永远是单数。若要表示“量”,则可以用much, little, a little, a lot of, lots of等修饰,但不能用many, few, a
7、few修饰。11. carry v. 搬运、扛、背The goods will be carried by the train to London.拓展: bring/ take/ carry/ get区别 bring意思为“拿来”、“带来”。指将某物或某人从别处“带来”。Bring me the book, please.take意思是“拿走”,“带走”,把某物或某人从这里“带来”或“拿到”某处之意。It looks like rain. Take a raincoat with you.carry是“带着、搬运、携带”的意思,指随身携带,有背着、扛着、抱着、提着的含义,不表明来去的方向。D
8、o you always carry a handbag?get是去某处将某物拿回来。There is no water in the bottle. Why not get some?12. as a result (最终)结果He won the game as a result.拓展:as a result of 由于He was late as a result of the snow.13. the number of & a number of区别the number of的数量,后面用可数名词复数,但谓语动词用单数。The number of students in our cl
9、ass is 55.a number of许多,相当于many修饰可数名词复数,做主语是,谓语动词用复数。A number of students are planting trees on the hill.14. do ones best to do sth. 尽某人最大的努力做某事= try ones best to do sth.We must do our best to protect the air.= We must try our best to protect the air.15. in many ways 用许多种方法They help us in many ways.
10、拓展:in的用法: 1) 表示时间,意为“在后”,常用于将来时或含有将来意味的句子中。 Ill be back in an hour. 2) 表示地点、位置、范围、空间等。 Look there is a hole in the wall. 3) 表示方式、手段、材料、语言等,意为“用”。Can you answer my question in English?16. in fact 实际上、事实上In fact,I like your picture.17. get v. 得到拓展:1) get sb. sth. 为某人弄到某物 Could you get me a new pen? 2)
11、 get + adj. In summer it doesnt get dark until after 7 oclock.18. look around 四下观望,环顾Look around this room.拓展:look 相关短语(1) look after 照看,照料(2) look for 寻找(3) look around (4) look back on回想,回顾(5) look down on看不起(6) look forward to 盼望(7) look into朝里面看(8) look on.as把某人看作(9) look out当心(10) look over仔细检查
12、;翻阅(11) look through浏览;仔细检查(12) look up抬头看;查;找出Grammar现在进行时现在进行时表示1、现在(说话的瞬间)正在进行或发生的动作,强调“此时此刻”。E.g. He is reading . They are talking now.2、当前一段时间内的活动或现阶段正在进行的动作。E.g. They are working these days.3、 某些动词的现在进行时,表预定的计划或即将发生的动作。E.g I am ing.其结构为be+现在分词. 现在分词的变法为:(1) 一般动词直接加-ing 如:sing-singingeat-eating
13、(2) 如以不发音的e结尾,先去掉e再加-ing 如:exist-existing e-ing (3) 以重读闭音节结尾,且末尾只有一个辅音字母(x除外)的动词先双写末尾辅音字母,再加-ing. 如:win-winning begin-beginning 但:mix-mixing kick-kicking explain-explaining专项训练:写出下列动词的现在分词形式work_dance_run_study_sing_have_sit_play_write_shop_study_mix_swim_fitlisten单选:1、 Look! He _their mother do the
14、 housework.A. is helping B. are help C. is help D.is helpping2 、_are the boys doing ? They are singing in the room.A .Who B .How C.What D.Where3、 Dont talk here. My mother _.A. is sleeping B .are sleeping C. sleeping D .sleep4 、Danny _. Dont call him.A. is writeing B .is writing C.writing D .writes5
15、 、When_he_back? Sorry, I dont know.A. does,e B.are ing C.is e D.is ing填空1、 Its ten oclock. My mother _(lie)in bed.2、 What _ he_ (mend)?3、 We_ (play)games now.4、 What_you_ (do) these days?5、_he_ (clean) the classroom?6、 Who_ (sing)in the next room?7 、The girl_ (like)wearing a sweater. Look! She_ (wea
16、r)a red sweater today.句型转换1They are playing basketball now. (变一般疑问句) playing basketball now? 2.The baby is sleeping. (变否定句) The baby sleeping. 3.They are watching TV. (划线提问) they ? 4.Dont worry. He will e to see you this afternoon. (变同义句) Dont worry. He to see you this afternoon. 5.The workers are a
17、t work now. (变同义句) The workers now.Reading 一、 根据句意和所给的首字母完成下列句子。1. He climbed up the tree to get back the kite among the b_.2. We join the army because we want to f_ for our country.3. Before we move in our new house, we need to buy some f_.4. Can you i_ what the world would be like without water?5.
18、 The little factory p_ two million pencils every day.二、 语言知识运用。1. The doctor gave him some pills to _ the pain.A. take off B. take in C. take on D. take away2. Do some sports every day. It will help you keep _.A.healthy B.healthily C. kindly D. excitedly3. There are _ people here in our city. Actual
19、ly, there are _ people here in our city.A. Millions of; three million B. Millions of; millionsC.millions of; three million of D. Million of; three million of4、 What time is it now? It is 20:00. I think we should stop _ first.A. having supper B. have supperC. to have supper D. to having supper5、 I bo
20、ught _ furniture. Really? What _?A. a new; is it made of B. a new; does it made ofC. a new piece of; is it made of D. a new piece of; does it made of6、 Look at this old bridge! It is made _ stones. A. from B. of C. into D. Up7、 I _ the swimming club if you _ it. A. join; join B. will join; join C. j
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- 年级 下册 英语 Unit4 Save the trees
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