专升本-英语时态考点整理.ppt
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1、专升本专升本-英语时态考点整英语时态考点整理理 时态v时态是谓语动词所表示的动作或情况发生时间的各种形式,英语动词常用十二种时态,在专升本英语考试中,时态的考点及重要用法如下:v现在完成时(have/has done)v过去完成时(had done)v将来完成时(will have done)v一般现在时(表将来)一.完成时v完成时在专升本英语考试中是重点考点之一。v(一)完成时分以下几种:现在完成时:由“助动词havehas+动词的过去分词”构成,表示:过去发生的动作对现在产生的影响;过去发生延续到现在的动作或状态;某一时期发生的情况的总和等。常与以下时间状语连用:already,yet,t
2、hese days,recently,lately,so far,by now,for,since,in/during the past/last.years.v常见考点如下:v1.It has been+一段时间+since.v2.This/It is+最高级/序数词+that从句,从句中的谓语部分用现在完成时,e,g,It isnt the first time that I have found myself in an embarrassing situation.我已经不是第一次发现自己处境尴尬了。v(2009)It is the third time I _ to the Pala
3、ce Museum,and I still think it is marvelous.v A.have gone B.go C.have been v D.wll gov(二)过去完成时:由“助动词had+动词的过去分词”构成,表示:在过去某个时刻之前已经完成的动作或状态。常与以下时间状语连用:by+过去某个时间点,如by2001;by the end of last yearmonthweekterm.;by the timewhen+过去时。v 常见考点如下:v1.在对过去事实进行虚拟的if 条件句中,e.g.If I had hurried,I wouldn t have missed
4、 the train 要是我当时抓紧的话,就能赶上火车了。(事实上,我错过了火车)v2.在wish 后的宾语从句中,表示“要是.就好了”“但愿.”e.g.I wish I had been there at that time.要是我当时在那里就好了。v(2008)I left very early last night,but I wish I _ so early.v A.didnt leave B.hadnt left C.havent left D.couldnt leavev3.ThisIt wasthe firstsecond time that.从句中的谓语部分用过去完成时,e.
5、g.This was the third time that he had made the same mistake.这是他第三次犯同样的错误了。v4.HardlyScarcely.When.或 No sooner.than.,e.g.No sooner had he gone to sleep than the telephone rang once more.他刚刚睡着,电话铃声再次响起。v5.Plan,think,intend,hope,want,mean 等用过去完成时,表示“打算做而没有做的事情”,e.g.We had planned to attend the meeting,b
6、ut we changed our mind.我们本打算参加会议的,但是我们改变主意了。v(三)将来完成时:由“助动词will have+动词的过去分词”构成,表示在将来某一时刻之前或某个动作发生前另一个动作将要结束;有时也表示一种推测,常与以下时间状语连用:byby the end of+将来时间.v(2008)By this time next week,the winners _ their awards.A.will have receive B.Will be received vC.will have received D.will have been receivedv(四)现在
7、完成进行时:由“助动词havehas+been+动词的现在分词”构成,表示:从过去某时刻开始的动作一直持续续到说话时还在进行或可能还继续下去。常与表示一段时间的状语连用。vE.g.Hes been working for the company for 15years.他已经为该公司工作工作15年了。v(2009)Even though they _ side by side for twenty years,the two neighbours are not on good terms.vA.have been lived B.had been living vC.had been liv
8、ed D.have been living v(2009)The manager _ a rise in salary for ages,but nothing has happened yet.vA.is promised B.is promising vC.has been promising D.promised v(五)过去完成进行时:由“助动词had+been+动词的现在分词”构成,表示:从过去某时刻开始的动作一直持续续到过去的另一时间或可能还继续下去。vE.g.When his father returned home,the little boy had been flying
9、a kite for two hours.vHe told me that the lawyers had been arguing the case since eight oclock in the morning.v(六)将来完成进行时:由“助动词will have+been+动词的现在分词”构成,表示从某一时刻开始一直持续到将来某一时间。vE.g.By next month he will have been working in our factory for 30 years.v(2009)By the time your plane lands tonight,I _ at th
10、e airport for 10 hours.vA.had waited B.have been waited vC.had been waiting vD.will have been waiting二.一般现在时v表示现在存在的特征和状态,习惯动作,经常性动作或表示普遍真理及谚语,通常与表示频率的时间状语连用。如:every week,on Sundays,sometimes,usually,often,twice a week.v考点:当主句用一般将来时,其条件或时间状语从句中可用一般现在时。vE.g.It will be 33 years before we have a chance
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