1、Module 1 British and American EnglishGrammarReview of verb forms(1)由于一般现在时、现在进行时、现在完成时、一般将来时四种时态的基本用法同学们已经非常熟悉,本单元我们将主要讲解各时态的一些特殊用法。一般现在时1.在表示时间、条件的状语从句中,用一般现在时表示将来的概念。如:As soon as he comes back,Ill tell him when you will come and see him.If they are kept for too long,some medicines will lose their
2、effectiveness.2.一些转移动词come,go,arrive,leave,start,begin,return等的一般现在时表将来,用来表示在时间上已确定或安排好的事情。如:The yearly meeting starts at 10 oclock next Friday.My plane leaves at 8:30 tomorrow morning.现在进行时e,go,start,arrive,leave,stay,die,stop,start,finish,approach等非延续性动词的现在进行时表示近期按计划或安排将要发生的动作。如:The time is approa
3、ching when we must think about buying a new house.Are you staying here till next week?2.现在进行时与always,constantly,forever等连用,常带有或褒或贬的语气，往往带有说话人的主观色彩。如:She is always borrowing money and forgetting to pay back.You are always changing your mind.3.在表示时间、条件的状语从句中,用现在进行时表示将来进行时。如:Be careful when you are cro
4、ssing the street.If Tom is doing his homework when you come back,dont disturb him.现在完成时在时间和条件状语从句中,用现在完成时代替将来完成时。如:Ill phone you after I have talked about this matter with my parents.Well go to the cinema if we have finished our essay by that time.现在完成时经常与for.,since.,till(until),now,up to the presen
5、t(now),so far,in the past(last).,already,yet,recently,lately,ever,never这些状语连用。一般将来时1.will/shall+动词原形与be going to+动词原形的区别:will/shall+动词原形表示单纯的将来或在说话时临时决定要去做某事。如:There will be a lecture at the Childrens Palace at seven this evening.be going to+动词原形通常表示打算在近期或将来要做某事,但也可以表示说话人根据已有的迹象认为非常可能即将发生某事。如:She ha
6、s bought a length of cloth;she is going to make herself a dress.Look at these black clouds.It is going to rain.2.be to+动词原形表示按计划、安排或打算将要发生的动作。如:We are to produce 100,000 computers next year to meet the market demand.但是,如果不是人所能安排的动作,就不能用be to do句型表示将要发生。如:I think I am to faint.()I think I am going to
7、 faint.()3.用be about to+动词原形表示即将；正要；马上就要。如:Lets go in.The class is about to begin.Complete the sentences with the correct form of the verbs.1.All languages _(change)over a period of time.2.English _(develop)very rapidly.changeis developing3.How many people _(speaking)Chinese?4.I _(not think)American
8、 English is very different from British English.5.Millions of people _(watch)satellite TV every day.speakdont thinkwatch6.The percentage of non-English web pages _(grow).7.What languages _ people _(study)in China?8.What _ you _(study)this year?is growingdostudyarestudyingComplete the sentences with
9、the correct verb forms.1.What _ you _ tonight?Can you let me know?A.are,doing B.do,do C.will,do2.Lets watch the news on CNN.It _ at eight oclock.A.starts B.will start C.is startingB/CA/B3.The prime minister _ an important announcement at the moment.A.is going to make B.is making C.will make4.Many of
10、 the worlds languages _ in the next hundred years.A.disappear B.are disappearing C.will disappearBB/C5.One day there _ easier ways of learning a foreign language.A.are B.will be C.are going to be6.I _ linguistics when I go to university.A.study B.am studying C.am going to studyA/BB/C高考链接Every few ye
11、ars,the coal workers _ their lungs X-rayed to ensure their health.（2010上海）A.are having B.have C.have had D.had hadBUp to now,the program _ thousands of children who would otherwise have died.（2010山东）A.would save B.savesC.had saved D.has savedD一When shall we restart our business?一Not until we _ our p
12、lan.（2010四川）A.will finish B.are finishingC.are to finish D.have finishedDBarbara is easy to recognize as shes the only one of the women who _ evening dress.（2010全国）A.wear B.wears C.has worn D.have wornBI _ all the cooking for my family,but recently Ive been too busy to do it.（2010辽宁）A.will do B.do C.am doing D.had doneB
