U6electricity.doc

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Electricity第一部分 词汇1. anyone 任何人【提示】常用于否定句或疑问句中，代替someone。如：房间里一个人都没有。 There isnt anyone in the room.还有人想来吗？ Does anyone else want to come?【链接】anyone表示“无论谁”Anyone can learn to swim. 谁都可以学游泳。2. reply回答She only reply with a smile. 她只是报以微笑。3. foolish 愚蠢的It is really a foolish answer!4. wire 电线Electricity flows through wires. 电通过电线流动。5. connect 连接这些电线连接到地下的电缆。 These wires are connected to cables under the street.你能帮我把这两根电线连接起来吗？ Can you help me connect the two wires together?6. moment 瞬间，片刻To everybodys delight, she arrived at the last moment. 令大家感到高兴的是，她最后一刻赶到了。1） at the moment此刻，当时2） for the moment 暂时，目前3） in a moment 立刻，一会儿4） at any moment 随时，很快Im afraid he is very busy at the moment. 恐怕他现在很忙。She is out, so you may use her computer for the moment. 她出去了， 所以你可以暂时使用她的电脑。Ill join you in the discussion in a moment.我一会儿和你们一起讨论。He told me I could call him at any moment. 他告诉我我随时可以给他打电话。7. cooker 厨具，炉具cook 做饭；烹饪 n. 厨师rice cooker 电饭煲8. lock （用锁）锁上翻译： 请锁上门。 Please lock the door.9. tidy 使整洁，使整齐You are old enough to tidy your own room. 你长大了，可以自己整理房间了。【链接】整洁的Your bedroom is clean and tidy.你的卧室既干净又整洁。练习moment lock anyone wires connect tidy1.Electricity flows through. .2.Please the door.3.Im afraid he is very busy at the .4.There isnt in the room.5.These wires are to cables under the street.6.You are old enough to your own room.第二部分 语法 情态动词 modal verb 情态动词本身有一定的词义，但需与动词原形一起使用，给谓语动词增添情态色彩，表示说话人对有关行为或事物的态度和看法，认为其有可能、应该或必要等。A1 can and cannot Can表示某人具备某种能力做某事。I can play basketball. 我会打篮球。I cannot swim. 我不会游泳。*疑问句中，把can提到句首。Can you speak English? 你能说英语吗？Yes, I can. /No, I cant. Exercise: 1. circle the correct word.1)John practises running every day, so he (can, cannot)run very fast.2)You (can, cannot) pass the test if you dont work hard.2. complete the sentences with can or cannot and the words in the brackets.1) You .(draw on the desks.)2) You .(drive on the left in China)A2 may and may not在请求对方的许可， 或是准许你做某事时，常用情态动词may和can。may比较正式，can较常用且更口语化。May I leave the work early today? 我今天可以早点下班吗？Yes，you may./ No, you may not. A3 must and must not Must 用于表示“必须做某事”或“一定要做某事”，具有强制性，表达一种责任或义务或表示很有必要做某事。We must obey the school rules. 我们必须遵守校纪校规。补充：must提问的一般疑问句，其否定回答并不一定是mustnt。根据实际含义和情况，我们需要正确选用mustnt或neednt.第三部分 语言点1. a packet of 意为“一袋”，其后可接可数名词或不可数名词，用来表示数量。 I need a packet of milk. 我需要一袋牛奶。 My mother is going to buy a packet of apples. 我妈妈打算买一袋苹果。2. in a way 在某种程度上【原文呈现】Its like water, in a way 在某种程度上，它像水In a way, you are right. 在某种程度上，你是对的。3. come into意为“进入之内”。【原文呈现】Electricity comes into our flat through thin wires.Water comes into our houses through pipes. 水通过管道进入我们的家。They come into a deep hole. 他们进入到一个深洞之中。3. be connected to sth. “连接到” connect sth. to/with “把和连接起来”【原文呈现】These are connected to cables under the street这些（细电线）连接到地下的电缆Turn on your computer and connect it to the Internet. 打开电脑并连接到因特网。The railway line connects Wuhan to Shanghai. 这条铁路线连接武汉和上海。9. power station 发电站10. a moment later 片刻后【原文呈现】A moment later, Daisy came back. 片刻后，黛西回来了。（1） moment可数名词，意为“瞬间；片刻”Id like to talk to you for a moment. 我想同你说会儿话。A moment later, he fell asleep. 片刻后，他睡着了。【拓展】a moment ago “刚刚，刚才” at the moment “现在，此刻” wait a moment “等一会儿”He was here . He is at home .请等一会儿。 11. later意为“后来；以后”；一段时间+laterafter意为“在之后”；after+一段时间I arrived in Beijing on Sunday, I left for Shanghai. 我星期天到了北京，两天后我去了上海。12. provide sb. with sth. “供应给某人某物”E.g.太阳给我们提供光和热。 The sun light and vide sth. for sb. 为某人提供某物把上个例句改为： 12. play chess【练习】-What do you like to do after school? - I like playing chess with my father.A. a B. an C.the D./13.as many+复数名词+as 意为“和一样多的”I have you. 我和你有一样多的书。【拓展】as much +不可数名词+as 意为“和一样多的”My brother drinks I every day.我弟弟每天喝的牛奶和我喝的一样多。13. May I“我可以”，肯定回答用“Yes, you may.”。否定回答用“No, you cant/may not.”-May I use your mobile phone？-No, .14. share sth. with sb. 意为“与某人合用/分享某物”Lucy a bedroom Lily. 露西和莉莉合用一间卧室。May I ? 我可以与你合用一把雨伞吗？（umbrella，雨伞）14. go out alone独自外出 alone 独自15. on time 和 in time 16. washing machine 洗衣机17. rice cooker 电饭煲18. lock the door 锁门19. switch off 关闭，关掉；=turn off；反义词：switch on20. take a bath洗澡21. air conditioner 空调22. start a fire 引发火灾23. care about 忧虑，关心【原文呈现】They did this to show that they cared about climate change. 他们这样做是为了表示他们关心气候变化。【拓展】take care of 照顾，照料He is old enough to himself.take care小心，当心Take care not to make any mistake.单元大归纳一 情态动词can的基本用法Can 意为“能，会，可以”，没有人称和数的变化。Can的句式如下： 1）肯定句：主语+can+动词原形+其他。 2）否定句：主语+cannot（cant）+动词原形+其他。 3）一般疑问句及其回答：Can+主语+动词原形+其他？ 肯定回答：Yes,主语+can./否定回答：No，主语+cant. 4)特殊疑问句：疑问词（组）+一般疑问句？我会跳舞。 I can dance. 她不会唱歌。She cant sing.你会讲英语吗？ -Can you speak English?是的，我会。/不，我不会。-Yes, I can./ No, I cant./Sorry, I cant.二、情态动词may 的基本用法1.may用来征求对方意见，表示“允许，可以”。口语性强，回答比较灵活。-May I ask you some questions?我可以问你几个问题吗？-Sure. 当然可以。-May I turn down the radio? 我能把收音机的声音调低一点吗？-Yes, please.行，调吧。2.表示说话人的猜测和对事实可能性的判断，意为“可能，也许”。If you are not careful when you cross a road, .如果你过马路的时候不小心，汽车可能会撞到你。3.否定句中，may not 意为“可能不”，不如cannot/ cant（不可能）在语气上那么有把握。She may not know the answer. 她可能不知道答案。She cant know the answer. 她不可能知道答案。三、情态动词must 的基本用法1. must 表示说话人的主观意志，意为“必须，应当”。否定答语通常用neednt或dont have to,意思是“不必”。-Must we finish all the work?-Yes, you must.(No, you neednt/dont have to.)2. must 本身的否定形式must not （ ）意思是“不许，一定不要”，表示禁止或告诫。You mustnt be late next time. 你下次不许再迟到了。中考链接1. With the help of the new technology, you e-mail your friends by mobile phone.A.can B.must C.need D.should2.- I swim here? -Im sorry. Children alone here.A.Must; cant B.May;must C.Can; mustnt D.Cant;can能力提升1. You jump onto a bus while it is still moving. Its too dangerous.A.can B.must C.cant D.mustnt2.Can he speak English? - .A.Yes, he does. B. Yes, he did C.Yes, he can D.Yes, he must3. call me Mimi! Its my cats name.A.Not B.Doesnt C.Dont D.Be not4. Look, the dinning hall is rig