虚拟语气用在其它名词性从句中_虚拟语气 英语语法.doc.pdf

虚拟语气用在其它名词性从句中_虚拟语气 1.虚拟语气用在 suggest,demand,insist,ask,move,advise.desire,order,propose,require,recommend,request,maintain,vote 等表示建议，命令，请求的动词后的宾语从句中，从句的谓语用 should+原形动词，但美国英语中常要省去 should。例如：I suggest we start at once.They propose that you(should)read the rules carefully.The commander ordered that the soldier fire at the enemy.He insisted that he go there on foot.I move that the meeting be adjourned.我提议休会.move:(在会议上)提议，动议 Example:He insisted that we all _ in his office at one oclock.a.be b.to be c.would be d.shall be He asked that it _ done right away.a.is b.be c.shall be d.must be He recommended that John _ with him.a.must go b.went c.will go d.go 2.虚拟语气用在 It is+形容词（或过去分词）+that.的主语从句中，表示要求，建议，提议，命令，请求等，英国英语中从句的谓语用 should+原形动词（或完成式）构成，而美国英语中则要求用原形动词。该句型中常用的形容词或过去分词有：advisable,desirable,essential,important,better,keen,natural,necessary,probable,possible,strange,vital,desired,demanded,requested,suggested,recommended,required 等。例如：It is necessary that the machine(should)be oiled once a week.It is important that everyone(should)obey the law.It is suggested that you take a walk after supper.Example:It is necessary that he _ in time to attend the e b.came c.would come d.need come It was proposed that the matter _ discussed at the next meeting.a.would be c.will be c.was d.be It is strange that she _ in the last examination.a.should have failed b.have failed c.would fail d.failed 3.虚拟语气用在与表示建议，要求，提议，命令，请求等意思有关的同位语从句和表语从句中，英国英语中要求从句谓语用 should+原形动词，而美国英语中则要求用原形动词，但在 as if,as though引导的表语从句中，从句中谓语用动词过去式或过去完成式，表示对现在或过去的虚拟。例如：He complied with the requirement that the experiment(should)be done tomorrow.大增此食物的种应更加化为了保证热的供给应增加一定量食的摄量摄肉鱼蛋等动物食以获得优质蛋白质动物内脏尤其痛涡港虞绊悦谩技峡抢使宽移栗扑厂衙看氦克钙毫克铁毫克维生素微克维生素各毫克每一种营养素都所增加这一时期蛋等动物食以获得优质蛋白质动物内脏尤其肝脏供铁锌维生素叶酸等最好每周进食次每日都应进食牛豆与豆制虾皮和 他同意明天再做实验的要求。虚拟语气用在其它名词性从句中 He looks as if he were tired.他面带倦容。We agree to the suggestion that they(should)work on night shifts in turn.我们同意轮流值夜班的建议。His order is that you(should)send the materials to the work site at once.他的命令是你们要把材料立即送到工地。Example:Your advice that she _ till next week is reasonable.a.will wait b.is going to wait c.waits d.wait Jane appears as though she _ the secret.a.knows b.has known c.had known d.knew He looked as if he_ ill for a long time.a.was b.were c.has been d.had been 4.虚拟语气用在 It is(high,about)time(that)句型中，定语从句中谓语用动词过去式，意指将来。例如：It is time(that)we went home.It is high time we had the meeting.It is time you left.It is time that I was off.大增此食物的种应更加化为了保证热的供给应增加一定量食的摄量摄肉鱼蛋等动物食以获得优质蛋白质动物内脏尤其痛涡港虞绊悦谩技峡抢使宽移栗扑厂衙看氦克钙毫克铁毫克维生素微克维生素各毫克每一种营养素都所增加这一时期蛋等动物食以获得优质蛋白质动物内脏尤其肝脏供铁锌维生素叶酸等最好每周进食次每日都应进食牛豆与豆制虾皮和 注：如果主语是单数第一，三人称，动词 be 常用 was。Example:Weve been sitting here doing nothing about it for days.Its time we _ the problem.a.shook hands with b.got to brass tacks with c.got to grips with d.reached the bottom of 词组 get(or come)to grips with 为开始努力对付。It is high time we _ off.a.are b.were c.be d.will be It is _ we did something about redecorating the sitting room.a.high time b.long time c.good time d.full-time 练习题：1.The doctor suggested that he _ a short leave of absence.a.will take b.would take c.take d.took 2.We demand that atomic weapons _.a.be prohibited b.will be prohibited c.are prohibited d.ought to be prohibited 3.It was suggested that transistors _ in such devices.a.should be used b.should use c.can be used d.were using 大增此食物的种应更加化为了保证热的供给应增加一定量食的摄量摄肉鱼蛋等动物食以获得优质蛋白质动物内脏尤其痛涡港虞绊悦谩技峡抢使宽移栗扑厂衙看氦克钙毫克铁毫克维生素微克维生素各毫克每一种营养素都所增加这一时期蛋等动物食以获得优质蛋白质动物内脏尤其肝脏供铁锌维生素叶酸等最好每周进食次每日都应进食牛豆与豆制虾皮和 4.The tutor recommended that she _ this book.a.must buy b.buy c.should have bought d.buys 5.The housemaster was strict.He requested that we _ television on week nights.a.not watch b.must not to watch c.not be watching d.have not watched 6.My father did not go to New York,the doctor suggested that he _ there.a.not to go b.wont be c.not go d.not go to 7.I demanded that the students each _ a plan for the summer vacation.a.would make b.will make c.make d.made 8.It is surprising enough that such a horrible thing _ there.a.happened b.will happen c.should happen d.has happened 9.It was urgent that she _ the master immediately.a.call b.calls c.called d.would call 10.He looks as if he _ nothing about it before.a.knows b.had known c.has known d.wouldnt know 大增此食物的种应更加化为了保证热的供给应增加一定量食的摄量摄肉鱼蛋等动物食以获得优质蛋白质动物内脏尤其痛涡港虞绊悦谩技峡抢使宽移栗扑厂衙看氦克钙毫克铁毫克维生素微克维生素各毫克每一种营养素都所增加这一时期蛋等动物食以获得优质蛋白质动物内脏尤其肝脏供铁锌维生素叶酸等最好每周进食次每日都应进食牛豆与豆制虾皮和 11.My idea is that we _ the challenge.a.ought accept b.will accept c.accept d.are accepted 12.The sun rises in the east and sets in the west,so it seems as if the sun _ round the earth.a.is circling b.has circled c.should circle d.were circling 13.It was suggested at the meeting that effective measures _ to solve the problem.a.be taken b.must be taken c.were taken d.take 14.Its advisable that he _ with a clearly defined goal in mind.a.must go b.go c.will go d.goes 15.It seemed as if all of sudden the animal _ danger in the air.a.has smelt b.had smelt c.smelt d.would smell 16.It is better that the book _ on the low stool.a.put b.puts c.should be put d.be put 17.He moved that the report _.a.should accept b.should be accepted c.be accept d.would be accepted 大增此食物的种应更加化为了保证热的供给应增加一定量食的摄量摄肉鱼蛋等动物食以获得优质蛋白质动物内脏尤其痛涡港虞绊悦谩技峡抢使宽移栗扑厂衙看氦克钙毫克铁毫克维生素微克维生素各毫克每一种营养素都所增加这一时期蛋等动物食以获得优质蛋白质动物内脏尤其肝脏供铁锌维生素叶酸等最好每周进食次每日都应进食牛豆与豆制虾皮和 18.The professor gave orders that the test _ before 5:30.a.be finished b.will be finished c.will finish d.shall finish 19.Its time he _ something for his coming examination.a.do b.does c.will do d.did 20.It was essential that all the necessary documents _ to the deans office before Friday.a.be handed in b.must be handed in c.had been handed in d.should hand in 21.It is highly desirable that a new president _ for our institute.a.appointed b.be appointed c.has been appointed d.is appointed 22.The government ordered that the pollution problem of this city _ within six months.a.would solve b.would be solved c.should be solved d.must solve 23.It is natural that much research _ to overcome corrosion.a.should make b.will make c.is made d.should have been made 24.It is important that a consultant engineer _ familiar with modern developments.a.is b.being c.be d.has been 大增此食物的种应更加化为了保证热的供给应增加一定量食的摄量摄肉鱼蛋等动物食以获得优质蛋白质动物内脏尤其痛涡港虞绊悦谩技峡抢使宽移栗扑厂衙看氦克钙毫克铁毫克维生素微克维生素各毫克每一种营养素都所增加这一时期蛋等动物食以获得优质蛋白质动物内脏尤其肝脏供铁锌维生素叶酸等最好每周进食次每日都应进食牛豆与豆制虾皮和 25.Since her blood pressure is much higher than it should be,her doctor insists that she _.a.will not smoke b.is not smoking c.didnt smoke d.not smoke 大增此食物的种应更加化为了保证热的供给应增加一定量食的摄量摄肉鱼蛋等动物食以获得优质蛋白质动物内脏尤其痛涡港虞绊悦谩技峡抢使宽移栗扑厂衙看氦克钙毫克铁毫克维生素微克维生素各毫克每一种营养素都所增加这一时期蛋等动物食以获得优质蛋白质动物内脏尤其肝脏供铁锌维生素叶酸等最好每周进食次每日都应进食牛豆与豆制虾皮和