1、1.Schools in the north are well-equipped,while those in the south are poor.2.While Im cleaning the floor,you can clean the windows.3.While we dont agree with each other,we continue to be friends.4.Although born in Chicago,the author is most famous for his stories about New York City.请观察下列句子,注意总结whil
2、e和although的用法。5.Although he said he was ill,yet I saw him in the street just now.【总结归纳】1.while的用法1）表示对比，意为“而；然而”。2）引导时间状语从句，意为“当时候；在期间”，强调某一段时间内主句和从句的动作在同一时期发生，while从句中的动词通常是持续性动词。3）引导让步状语从句，意为“虽然，尽管”，多放在句首。2.although的用法 although为从属连词，意为“虽然，尽管”，引导让步状语从句。注意以下两点：1）although在大多下数情况下可与though通用，但在正式文体中，th
3、ough可用于一种不以其为首的让步状语从句，这种从句须以形容词、名词或动词（原形）等开头，整个从句须置于主句之前。这时although不能替换though。如：Tired though he was,he went on working.他虽然累，但还是继续工作。2）although所引导的从句不能与but，and，so，however等连用，但可以和副词yet，still等连用。1.I was going to write you a letter,but I lost your address.2.However,I can discuss this all when I see you.
4、3.He said that it was so;he was mistaken,however.4.He hasnt arrived.He may,however,come later.请观察下列句子，注意总结however和but的用法。【总结归纳】but与however都表示“但是，然而”，都可以引导并列句，但二者用法有些区别。1.从语义上看，but所表示的是非常明显的对比，转折的意味较however要强。2.从语法上看，but是个并列连词，而 however是个连接副词。3.从语序上看，but总是位于它所引出的分句之首，而however却可位于分句之首、之中或之尾。4.从标点上说，bu
5、t之后一般不使用逗号，但however则通常用逗号与句子其他部分分开。【高考链接】从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。1._ the Internet is of great help,I dont think its a good idea to spend too much time on it.(湖南2008)A.If B.While C.Because D.AsB2.In some places women are expected to earn money _ men work at home and raise their children.(四川2008)
6、A.but B.while C.becauseD.though3.Are you ready for Spain?Yes,I want the girls to experience that _ they are young.(上海2008)A.whileB.until C.if D.beforeBA4.I thought wed be late for the concert,_ we ended up getting there ahead of time.(湖南2008)A.but B.or C.so D.for5.We had to wait half an hour _ we ha
7、d already booked a table.(辽宁2007)A.since B.although C.until D.beforeAB6.Although badly hurt in the accident,the driver was _ able to make a phone call.(四川2008)A.still B.even C.also D.everAI.用连词and/however/while/although 完成句子。1).British English _ American English are more or less the same.2)._ it was
8、 not safe to stay in the house,they didnt move at all.andAlthough 3.He knows so many difficulties are in front of him.He will not,_,give up.4.He wants to study abroad,_ his brother wants to stay at home.howeverwhileII.Translate the following sentences into English.1.他个子矮而他兄弟个子高。2.他很努力，然而还是失败了。3.3.痛得
9、厉害，可是他并不呻吟。He is short,while his brother is tall.He worked hard.However,he failed.The pain was bad,but he did not complain.1._ I accept that he is not perfect,I do actually like the person.A.While B.Since C.Before D.Unless 2._modeling business is by no means easy to get into,the good model will alwa
10、ys be in demand.A.While B.Since C.As D.If III.Choose the best answer.3.You should try to get a good nights sleep _ much work you have to do.A.however B.no matter C.although D.whatever 4.Have you been to New Zealand?_No,Id like to,_.A.too B.though C.yet D.either 5._ you call me to say youre not comin
11、g,Ill see you at the theatre.A.Though B.Whether C.Until D.Unless 6.I do every single bit of housework _ my husband-Bob just does the dishes now and then.A.since B.while C.when D.as 7.Paul had to write a history paper,_ he couldnt find time to do it.A.but B.so C.because D.if8.You should try to get a
12、good nights sleep_ much work you have to do.A.however B.no matter C.although D.whateverIV.用方框内所给连词填空。1.One cant feel the air;_,it 2.does exist.2.The children were playing outside _ Mary was writing a letter.3._ my uncle is old,he looks very strong and healthy.however whileAlthoughbut,however,although,while4.The car was old,_ it was in excellent condition.5.Some people waste a lot of food _ others havent enough to eat.6.I thought those figures are correct._,I have recently heard that they were not.butwhileHowever
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