英语必修Ⅴ外研版MODULE4新颖课件（共33张）语法.ppt

1、Adverbial ClauseAdverbial Clause1)when/while/as 的用法when表示从句和主句动作同时发生,或先于主句动作;while表示从句的动作与主句动作同时发生,并且有延续的含义;as从句与主句动作相并发生,常译为“边边”1.时间状语从句注意点When I was walking down the street,I saw some policemen.当我沿着街道走的时候看到一些警察。While the child was playing with his toys,his parents were watching TV.这个孩子玩玩具的时候他的父母在看

2、电视。They shouted slogans as they passed the square.他们一边穿过广场一边呼喊口号。2)含有关联词组hardlywhen和no soonerthan的两种句子结构表示“一就”。当hardly 或no sooner为于句首时，要到装。Hardly had he arrived when it began to snow.他刚到天就开始下雪了。Hardly had we walked into the hall when the lecture started.我们刚走进大厅讲座就开始了。No sooner had the boy reached th

3、e door than he came back.这个孩子刚一走到门边就回来了。3)一些表示时间的名词词组,如the moment,each time,every time,the first time,the year 等,也用于引导时间状语从句,这是它们担当着连接词的功能。Each time he came,he would bring us a lot of flowers.他每次来都给我们带很多花。The first time he went to Shanghai,he paid a visit to his former teacher.他第一次去上海时去拜访了他的老师。The m

4、oment I saw him,I thought of his father.我一看到他就想起了他的父亲。2.条件状语从句注意点1)if 和unless是最长用的条件从句连接词,unless在意义上等于ifnot,并且语气较强。if 可用于虚拟条件句,unless 则一般不用于虚拟条件句。You will improve your oral English ifyou keep on practising.如果你坚持练习,你的英语口语将会提高。He will never make progress unless he works hard.如果不努力他将不会取得进步。If I were yo

5、u,I would give up smoking at once.如果我是你我会立刻戒烟。2)in case后接一般现在时,一般过去时或should,它所引导的从句为主句的动作提供理由。Please take your raincoat along with you in case it rains.请带把雨伞以防下雨。Dont go out tomorrow in case Mr.Li should come to visit you.明天不要出去以防李先生来访。3.让步状语从句注意点1)whatever(whenever,however)和no matter what(when,how)

6、这两种形式都可以引导让步状语从句,意义无差异。Whatever(=No matter what)happens,we will not change our mind.无论发生什么,我们都不会改变主意。However difficult(=No matter how difficult)the work is,we will try our best to finish it on time.无论这项工作多难,我们都会尽力按时完成。2)形容词/副词/名词+as/though可引导一个让步状语从句,表示强调。Young as/though she is,she knows so much abo

7、ut life.她虽然年轻却很有生活经验。Child as/though he is,he can speaks three languages.虽然还是个孩子,他却能说三种语言。3)even if/even though/although/though 都作“虽然”,“尽管”解释,但是even if 和 even though 所表示的让步语气最强,although次之,though最弱。He will never tell you the truth even ifhe knows it.即使知道这个秘密他也不会告诉你。The old woman was unhappy thoughshe

8、 has a lot of money.这个老太太不快乐虽然她很有钱。Grammar exercisesGrammar exercises1)I was persuaded to do the job,_ I didnt want to.2)I talked to Henry _ the football players were resting in the middle of the game.在下面的空格处填入适当的连接词。whilethough3)The students listened carefully _ they should fail to follow the speak

9、er.4)_ she got anything to eat,she would save it for her children.5)They promised to wait _ the clock struck twelve.in caseEach timeuntil6)Hard _ the task is,he is determined to finish it.7)_ she may have told you,I still think she is not to be trusted.8)I will not buy it _ the price is fair.unlessa

10、sAlthough9)The parent birds will not go their separate ways _ the young birds leave the nest.10)The pianist waited for silence _ he began to play.beforeuntil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.Nancy enjoyed herself so much _ she visited her friends in Sydney last year.A.that B.which C.when D.whereC2.A sm

11、all car is big enough for a family of three _ you need more space for baggage.A.once B.because C.if D.unlessD3.Im sorry youve been waiting so long,but itll still be some time _ Brian get back.A.beforeB.sinceC.tillD.afterA4._,his idea was accepted by all the people at the meeting.A.Strange as might i

12、t sound B.As it might sound strange C.As strange it might sound D.Strange as it might soundD5._ tomorrow,our ship will set sail for Macao.A.However the weather is like B.However is the weather likeC.Whatever is the weather like D.Whatever the weather is likeD6.Have you got any idea for the summer va

13、cation?I dont mind where we go _ theres sun,sea and beach.A.as ifB.as long asC.now thatD.in order thatB7.Dont promise anything _ you are one hundred percent sure.A.whetherB.afterC.howD.unlessD8.All people,_ they are old or young,rich or poor,have been trying their best to help those in need since the disaster.A.even ifB.whetherC.no matterD.howeverB9.I used to love that film _ I was a child,but I dont feel it that way any more.A.onceB.whenC.sinceD.althoughB10._ well prepared you are,you still need a lot of luck in mountain climbing.A.HoweverB.WhateverC.No matterD.AlthoughA