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2024-04-21
语法一直是大学英语考试中同学们的拦路虎,同学们可以和小编一起看看大学英语语法考点解析,以提高语法的答题能力!
大学英语四级语法考点解析一:倍数增减的表示法
1) Force N1 _______________(比力N2大2.5倍).
2) This substance _______________(反应速度是另外那种物质的三倍).
3) The earth ______________(是月球大小的49倍).
4) The landlord _______________(想将租金提高三分之一).
5) They _______________(计划将投资增加一倍).
答案解析:
1) is 2.5 times greater than Force N2 (考点:倍数 + 形容词/副词比较级 + than)
2) reacts three times as fast as the other one (考点:倍数 + as + 形容词/副词 + as)
3) is 49 times the size of the moon (考点:倍数 + 名词)
4) wants to raise the rent by a third (考点:动词 + by + 数词/百分比/倍数)
5) plan to double their investment (考点:double + 名词)
大学英语四级语法考点解析二:时态
1) Be quick, _______________(否则等我们到达教堂婚礼就结束了).
2) When she got home, _______________(孩子们已经睡着了).
3) When I prepare for the college entrance examination, ___________(我姐姐将在海边度假).
4) I_______________(一上午都在修改我的简历).
5) He joined the army in October, 2001. _______________(他参军已五年了).
答案解析:
1) or the wedding will have finished by the time we get to the church (考点:将来完成时)
2) the children had fallen asleep (考点:过去完成时)
3) my sister will be taking her vacation at the seaside (考点:将来进行时)
4) have been revising my resume all the morning (考点:现在完成进行时)
5) He has been in the army for 5 years (考点:1. 现在完成时;2.要用持续性动词才能接一段时间)
大学英语四级语法考点解析三:被动语态
1) The blackboard and chalk _______________(正在被电脑和投影机所取代).
2) The book __________(到今年年底就将已出版).
3) Computer models _______________(可以用来演示细胞工作的方式).
4) When the bill of fare was brought, _______________(我惊呆了,价格大大超出了我的预料).
5) _______________(必须立即采取有效措施)to eliminate sandy storms.
答案解析:
1) is being replaced by the computer and the projector (考点:被动语态的现在进行时)
2) will have been published by the end of this year (考点:被动语态的将来完成时)
3) can be used to demonstrate the way that cells work
(考点:1. 被动语态与情态动词联用; 2. 汉语有些没有“被”字等标志词的句子也表示被动, 要译成英语的被动语态)
4) I was startled, for the prices were a great deal higher than I had anticipated (考点:同“3”的考点2)
5) Effective measures must be taken immediately (考点:汉语的无主句通常翻译成英语的被动语态)
大学英语四级语法考点解析四:情态动词
1) The phone is ringing, _______________(但是没人接听。她一定不在家).
2) I can’t find my sunglasses. _______________(我可能昨天落在咖啡店里了).
3) You screamed in your sleep last night. ______________(你一定梦见什么可怕的东西了).
4) It’s a pity. _______________(你本应该邀请她来参加你的毕业典礼的).
5) _______________(其实我没必要穿上我最好的套装去参加那次聚会的); most of the guests were wearing jeans and sweaters.
答案解析:
1) but there is no answer. She can’t be at home (考点:情态动词可表示可能性,can’t 表示“一定不”)
2) I may have left them in the coffee shop yesterday(考点:“情态动词can/could, may/might, must + 完成式”用于表示对过去发生的动作的主观判断)
3) You must have dreamed of something terrible (考点:同上)
4) You should have invited her to your graduation ceremony (考点:“情态动词should/ought to + have done” 用于评论过去应该做而实际并未做的动作,含有批评的意思)
5) I needn’t have put on my best suit to go to the party (考点:“情态动词needn’t + have + done”表示对过去发生的动作进行评论,认为“无须发生”,“不必做”)
大学英语四级语法考点解析五:虚拟语气
1) I wish _______________(我年轻的时候有你们这样的机会).
2) If only _______________(他知道这病是可以治好的)! Then he would not have killed himself.
3) —— Would you like him to paint your door with yellow stars?
—— I’d rather he _______________(漆成蓝色的,而且不带任何装饰).
4) It’s high time that _______________(采取措施解决交通堵塞的问题).
5) Hugh usually talks _______________(仿佛在大会上发表演说似的).
6) We insist that ___________(让杰克立刻进医院).
7) It was advised that _______________(在居民区设立更多的流动商店).
8) His proposal was that _______________(他们成立一个专门委员会来检查这个问题).
9) We are going to discuss his suggestion that _______________(取消期中考试).
10) It is ridiculous that _______________(我们在一个总是下雨的国家还缺水)
答案解析:
1) I had had your opportunities when I was young
(考点:I wish后的that从句中用过去完成式表示过去没有实现或不可能实现的'愿望)
2) he had known this disease is curable
(考点:If only 引导的感叹句表示“但愿”或“要是……就好了”,用法与 I wish…基本相同)
3) painted it blue, and without any decorations
(考点:would rather 后的that从句中用过去式表示不是事实)
4) measures were taken to solve the problem of traffic jams
(考点:It’s (about/high) time 后的that从句中用过去式,表示“该是……的时候了”)
5) as though he were delivering a speech at an assembly
(考点:as if / as though引导的从句中用过去式表示和现在事实相反或对现在情况有所怀疑)
6) Jack (should) be sent to hospital right now
(考点:表示“建议、命令、要求、想法”的动词所接的宾语从句通常用“(that) sb. (should) do”的虚拟形式)
7) more mobile shops (should) be set up in the residential area
(考点:表示“建议、命令、要求、想法”的动词所接的主语从句通常用“(that) sb. (should) do”的虚拟形式)
8) they (should) set up a special board/committee to examine this problem
(考点:表示“建议、命令、要求、想法”的名词所接的表语从句通常用“(that) sb. (should) do”的虚拟形式)
9) the mid-term exams (should) be canceled
(考点:表示“建议、命令、要求、想法”的名词所接的同位语从句通常用“(that) sb. (should) do”的虚拟形式)
[表示“建议、命令、要求、想法”的动词及其名词常见的有:advise (advice), agree (agreement), decide (decision), decree, demand, determine (determination), grant, indicate (indication), insist (insistence), order, prefer (preference), propose (proposal), request, require (requirement), resolve (resolution), stipulate (stipulation), suggest(suggestion), urge, vote;常见的这类动词还有:allow, arrange, ask, beg, concede, demonstrate, ensure, intend, move, pledge, pray等]
10) we (should) be short of water in a country where it is always raining
(考点:在It is/was +形容词后的that从句中常用“sb. should do”的形式表示建议惊奇等。这类形容词常见的有:advisable, anxious, appropriate, compulsory, crucial, desirable, eager, essential, fitting, imperative, important, impossible, improper, natural, necessary, obligatory, preferable, proper, urgent, vital, willing等)
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