新版深圳牛津版七年級(jí)英語(yǔ)下unit6electricity課文知識(shí)點(diǎn)解析及練習(xí)

1、深圳牛津版七年級(jí)英語(yǔ)下Unit 6 Electricity課文局部知識(shí)點(diǎn)解析及練習(xí)一、詞組歸納1.轉(zhuǎn)化,變成change into2.戲弄杲人trick sb3.最后at last4.看上去很傻look foolish5.流經(jīng)flow through6.某種程度上in a way7.被連接到電纜上be connected to cables8.電燈泡a light bulb9.撓頭scratch one ' s head10./、同形式的能量different forms of energy11.發(fā)電站a power station12.一包a packet of13.成/幾包的in

2、packets14.整理好tidy up=clean up15.關(guān)燈,電器等switch off=turn off16.開(kāi)燈,電器等switch on=turn on17.與某人分享某物share sth with sb18.準(zhǔn)時(shí)on time19.由組成be made up of20.為提供provide sth for sb=provide sb with sth21.在乎,關(guān)心care about二、words精講1.electricity, n.電力；電流,靜電；高漲的情緒； 緊張如:At night these streets are brilliant with a pearly

3、radiance of electricityElectricadj. 電的；電動(dòng)的；electrical adj.有夫電的；電氣科學(xué)的2. foolish , adj.愚蠢的；魯莽的；荒唐的,可笑的如： He was angry with himself for having made such a foolish mistake.Fool vi. 欺騙；開(kāi)玩笑；戲弄n.傻瓜；愚人；受騙者vt.欺騙,愚弄adj.傻的Art dealers fool a lot of people.藝術(shù)品經(jīng)銷商會(huì)愚弄許多人.I was fool enough to accept his offer.我接受他的

4、提議真是夠傻的.What a fool I was to believe he is a good man!A fool always finds a greater fool than himself.3. bulb , n.電燈泡如：The light bulb in the kitchen burnt out.4. test, v. 回轉(zhuǎn),返回；n.歸來(lái),返鄉(xiāng).如： After I made a model plane, I tested it.5. wire n.金屬絲；金屬線；vi.拍電報(bào)如： Electricity is carried along wires.Will you c

5、onnect this wire to the television?6. battery n. 電電池,蓄電池；軍炮臺(tái),炮位；如： He is charging a storage battery.7. reply, n.答復(fù)、報(bào)復(fù)行動(dòng)；vi.法律原告對(duì)被告辯論、作答； vt.回應(yīng),作出反響如： His evasive reply prompted me to ask another question.8. tidy , adj.整潔的、數(shù)量大的；n.盛零碎物品的容器、椅子的背罩；vt.& vi.使整潔；弄整潔如：It was a neatly furnished and immac

6、ulately tidy room.A tidy amount of money is a large amount.9. identify, vt. 識(shí)別、認(rèn)出, 確定,使參與,把看成一樣；vi.確定； 認(rèn)同如： Could you identify your sunshade among a hundred others.The reporters identified one of the six Americans as an Army Specialist.10. conversaon, n. 交談、會(huì)話,交往、交際； 會(huì)談、人與計(jì)算機(jī)的人機(jī)對(duì)話如： Please pull up a

7、 chair and join the conversation.11. anyone, pron. 任何人；任何一個(gè)；誰(shuí)如：That dog will pick a quarrel with anyone he meets.12. cooker, n. 廚具,爐具如：The cooker is not yet wired in to the main supply.Cook n.廚師 v.煮飯,烹飪 He is a good cook.She can cook delicious fish.13. fridge , n.電冰箱；冷凍機(jī)如：I put the milk and meat in

8、the fridge.14. lock n. 鎖；一把,一撮；vt. 鎖上；使固定；隱藏；vi. 卡住,不動(dòng)如： She brushed a lock of hair off his forehead.They beat them up and locked them in a cell.發(fā)電報(bào)至；電傳；固定系牢15. cable, n. 纜繩繩索；電學(xué)電纜；巨纜;vt. 如：Steel cable will be used to replace worn ropes.16. moment, n. 瞬間,片刻；時(shí)刻；重要,緊要 ；紅極一時(shí) 如：I'll be back in a mom

9、ent.The moment the clown appeared on stage, the audience folded up. at the moment 此亥U;當(dāng)時(shí) in a moment 馬上； 馬上17. touch, vt. 觸摸；使某物與輕輕接觸；n.觸摸,碰；觸覺(jué)；vi.接觸；聯(lián)系如：I want to touch briefly on another aspect of the problem.She was off work with a touch of flu.keep in touch保持聯(lián)絡(luò)18. throughVisitors enter through a

10、 side entrance.游客從側(cè)進(jìn)入.I walked through a tunnel.我行經(jīng)一處隧道.結(jié)論：through用作 ,意思是“拓展：常用短語(yǔ)辨析：她最近經(jīng)遭著艱難的生活.我覺(jué)察根本無(wú)法讓她聽(tīng)懂.她測(cè)試前匆匆看了一下筆記.他經(jīng)歷了兩次世界大戰(zhàn).go through遭受 She has been going through a hard life.get through 完成, 使理解 I find it impossible to get through to her. look through 瀏覽 She looked through her notes before

11、the exam. live through 經(jīng)歷. 而幸存 He has lived through two world wars.through 、 across 與 cross 的區(qū)另kgocross作動(dòng)詞用,“穿過(guò),越過(guò)的意思.主要表示在物體外表上橫穿.如橫過(guò)馬路、過(guò)橋、過(guò)河等,與 across 同義.Be careful when you cross the street.過(guò)馬路時(shí)要小心.across是介詞,有“橫跨,橫穿,穿越之意.Go across the road , you will find the post office on your left.橫過(guò)這條公路,你會(huì)發(fā)現(xiàn)郵

12、局就在你的左邊.through是介詞,"在.之中,透過(guò)的意思,常與 go, walk等動(dòng)詞連用,表示“穿越,橫穿等意思. 主要表示從物體內(nèi)部穿過(guò).如穿過(guò)森林、隧洞等.The two friends were walking through the forest.這兩個(gè)朋友正沿著森林走.運(yùn)用： We must the road very carefully. Before going the road, you should look left first and then right. Look! The man is swimming the lake. They drove th

13、e street quickly, but the police caught them at last. the street and you can get to the hotel. He the road and then comes to the post office. Go the bridge and you will see the station. You can ' t the road when the light is red. It ' s dangerous to swim the river.三、Phrases精講1 .小心對(duì)待；謹(jǐn)慎處理be c

14、areful withThese glasses are very expensive, so he is very careful with them.2 .使連接；聯(lián)結(jié)connecttoConnect the hose 軟管 to the tap and turn on the tap.被連接到Be conneted to The hose is connected to the tap.3 .發(fā)電廠;發(fā)電站the power stationHe took us to see the power station they built.4 .關(guān)電燈,機(jī)器turn/switch offPlea

15、se switch the light off before leaving the room.In order to save electricity, please turn off/ switch off all the lights when you leave the room.5 .翻開(kāi)電燈,機(jī)器 turn/switch onPlease turn/switch on the light, it ' s getting dark.6 . 轉(zhuǎn)化,變成change intoThey eat different kinds of food which change into en

16、ergy.人們吃的各種各樣的食物都轉(zhuǎn)化為能量.8 .戲弄某人trick sb9 .最后at lastAt last, I have made some progress.最后,我取得了一些進(jìn)步.10 .看上去很傻look foolishI know many people do not want to look foolish.我知道很多人都不想被人看作愚笨.11 .流經(jīng)flow throughThe Life Principle will flow through.“生命的法那么總是不斷流動(dòng)的.12 .某種意義上in a wayIn a way, it could make your lif

17、e easier.13.電燈泡14.撓頭15.不同形式的能量在某種程度上,他能令你的生活更輕松.a light bulbscratch one ' s headdifferent forms of energy四、sentenses 精講1) I'm going to buy a packet of sweets.a packet of 一袋.其后可接可數(shù)名詞復(fù)數(shù)或不可數(shù)名詞用來(lái)表示數(shù)量.不可數(shù)名詞沒(méi)有復(fù)數(shù)形式,在表示數(shù)量時(shí),常用 a+單位量詞+of+不可數(shù)名詞a +單位量詞+of+可數(shù)名詞復(fù)數(shù)數(shù)詞+單位量詞+of+不可數(shù)名詞數(shù)詞+單位量詞+of+可數(shù)名詞復(fù)數(shù)a+單位量詞+of

18、+不可數(shù)名詞結(jié)構(gòu).a bag of ricea box of applestwo cups of watertwo boxes of bananas2. It is like water, in a way 在某種程度上, you are right.在某種程度上,你是對(duì)的.與way的相關(guān)短語(yǔ)：阻礙;擋道His hobby sometimes gets in the way of his studies.在途中 ;在路中He is on the way to school now.他現(xiàn)在在上學(xué)的途中 .順便問(wèn)一下By the way, who is Tom? 順便問(wèn)一下,誰(shuí)是湯姆 一直He s

19、tudies hare all the way.他學(xué)習(xí)一直很努力.3. Electricity comes into our flat through thin wires.電通過(guò)細(xì)電線進(jìn)入我們的公寓進(jìn)入之內(nèi)Water comes into our houses through pipes.4. These are connected to cables under the street 連接 常用結(jié)構(gòu)：連接到；把一和一連接起來(lái).Turn on your computer and connect it to the Internet.The railway line connects Wuha

20、n to Shanghai.5. A moment later, Daisy came back. (1)moment可數(shù)名詞,意為"I ' d like to talk to you for a moment.與moment相關(guān)的短語(yǔ):剛剛；剛剛He was here a moment ago.現(xiàn)在；此刻He is at home at the moment.等一會(huì)兒Wait a moment, please.2) ) later 副詞,意為"后來(lái)；以后6. Batteries provide toy cars with 供應(yīng)給某人某物“為某人提供某物還可以用Th

21、e sun provides us with light and heat.=The sun light and heat for .7. .speak as many languages as Lo. 說(shuō)和 Lo樣多的語(yǔ)言 ."as many +復(fù)數(shù)名詞+as意為和一樣多的我和你有一樣多的書(shū)."as much +不可數(shù)名詞+as意為"和一樣多的8. share cups with others與別人合用杯子與某人合用/分享某物L(fēng)ucy shares a bedroom with Lily.露西和莉莉合用一間臥室.9. Keep the outside of th

22、e pot dry.讓鍋的外表保持枯燥.(1) 意為“讓某人/某物保持某種狀態(tài).(2) 連續(xù)不斷地做某事,一直做.強(qiáng)調(diào)不斷重復(fù)的動(dòng)作.Li Lei keeps buying books about cars.李雷不斷地買有關(guān)車的書(shū).(3) 讓某人不斷地做某事(4) 阻止某人做某事We must keep them from getting to know our plans.我們必須預(yù)防他們知道我們的方案.10. -because it might start a fire.由于它可能會(huì)引起火災(zāi).might情態(tài)動(dòng)詞,意為“可能,也許.It ' s rain today.恐怕今天會(huì)下雨.

23、11. Stand at least one metre away from the microwave when it is on.至少A child must sleep at least eight hours a day.與least有關(guān)的短語(yǔ)：(1) 點(diǎn)也不He is not in the least worried about his future.他一點(diǎn)也不擔(dān)憂他的未來(lái).(2) 最不的Nobody cared, least of all my little brother.沒(méi)有人在意,更不用說(shuō)我的小弟弟了.12. -make sure it is microwave safe.

24、保證它適用于微波爐. 務(wù)必,確信And you have to a good work environment, what I always say.所以我經(jīng)常說(shuō),你要保證良好的工作環(huán)境.課堂練習(xí)：一.Language points.1.我弟弟要去買一袋糖.My little brother a packet of sweets.你能給我兩袋糖嗎Can you give me,please?often answer the letter from my e-friends.同義句I often the letter from my e-friends. will lookfool.It 

25、9; s silly for/of you to say so.give us power. Itflow through wires.5 .電線連接到地下的電纜上.The wires cables under the streets.6 .在某種程度上,你是對(duì)的.,you are right7 .我經(jīng)常用洗衣機(jī)洗衣服.I often wash clothes the.8 .片亥U后,Daisy 回來(lái)了., Daisy came back.二.詞性轉(zhuǎn)換.形容詞副詞名詞過(guò)去式off近義詞組近義詞 副詞名詞三.根據(jù)首字母或者漢語(yǔ)提示,補(bǔ)全單詞.!The boy is 大笑.I asked him

26、this question,he didn' t 答復(fù)are three c in my kitchen.p s can provide us with electricity.new camera can not work. I have to buy a new es into our house through w.there任何人 at home?you break the 規(guī)貝U , you will be punished.四.用詞的適當(dāng)形式填空.care of the dog. Don ' t get too close to it.can' t

27、identify who is the real King.film was sofun that people laughed all the time.can buy manybulb in the shop.you give me sometip? 6.How much are the two packets ofbattery?Ten yuan,please.五.選擇填空1. Mum makes me eat an apple every day the doctor away.B. is kept C. to keep D. kept2. Farmers have become in our hometown in recent years.and more rich B. richer and richer C. more rich and more rich3. With the help of the new technology, you e-mail your friends by mobile phone.B. must C. need D. should4. -I swim here? -I' m sorry. Children swim alone here.; can t B. M