发布时间 : 星期日 文章英语四级热点语法更新完毕开始阅读
四级热点语法
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(1) 时间状语从句：
A man escaped from the prison last night. It was a long time_____ the guards discovered what had happened.
A) before B) until C) since D) when
昨晚上监狱里逃走了一个人,很久以后警卫才发现出了事。(93.6-50, A对)
Scientists say it may be five or ten years ______ it impossible to test this medicine on human patients.
A) Since B) before C) after D) when
科学家们说5到10年之后才有可能将这种药在病人身上作试验。(95.6-54,B对)
You see the lightning ______ it happens, but you hear the thunder later. A) the instant B) for an instant C) on the instant D) in an instant
闪电一发生，你立刻就能看到它，但雷声，你迟一点才能听到它。
(97.1-38, A对。the moment, the instant, the second , the minute 都可作连词用，引导状语从句，意思是as soon as)
(2) 地点状语从句：
Although he knew little about the large amount of work done in the field, he succeeded ______ other more well-informed experimenters failed. A) which B) that C) what D) where
虽然在此领域内的许多工作他知道的很少，但是，在比他知道得更多的实验者失败的地方，他却成功了。(98.1-40, D对。)
(3) 原因状语从句：
Liquids are like solids ______ they have a definite volume. A) in that B) for that C) with that D) at that 液体就象固体一样，因为它有一定的体积。(95.6-58, A对。 in that 的意思是 since, because )
Criticism and self-criticism is necessary ______ it helps us to find and correct our mistakes.
A) by that B) at that C) on that D) in that
批评和自我批评是必要的，因为它帮助我们发现和改正错误。(98.6-51, D对）
These two areas are similar ______ they both have a high rainfall during this season. A) to that B) besides that C) in that D) except that
这两个地区很相似，因为它们在这个季节都有很大的降雨量。(99.1-58, C对)
______ that my head had cleared, my brain was also beginning to work much better.
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四级热点语法
A) For B) Now C) Since D) Despite 头绪已经清理，我的脑子又开始更好地工作了。(97.6-57, B对。now that 是连词，意思是since)
(4) 目的状语从句：
I was advised to arrange for insurance ______ I needed medical treatment. A) nevertheless B) although C) in case D) so that
有人劝我投保，以防需要治病。(99.1-65, C对)
(5) 条件状语从句：
I'll accept any job _______ I don't have to get up early. A) lest B) as long as C) in case D) though
只要不让我早起,什么工作我都可以接受。(94.1-60,B对)
Government cannot operate effectively ______ it is free from such interference. A) so long as B) so that C) unless D) because
政府无法有效地运作,除非它不受这种干扰。(94.1-53, C对)
I'm sure he is up to the job _____ he would give his mind to it. A) if only B) in case C) until D) unless
只要他用心，我相信他能胜任这工作。(98.1-45, A对)
Excuse me. If your call's not too urgent, do you mind ______mine first? A) I make B) if I make
C) me to make D) that I make
对不起，如果你的电话不太要紧，我就先打电话好吗？(98.6-64, B对)
We'll visit Europe next year ______ we have enough money. A) lest B) until C) unless D) provided
如果我们有足够的钱，明年我们将访问欧洲。(99.1-62, D对)
(6) 让步状语从句：
I've already told you that I'm going to buy it, ______. A) however much it costs B) however does it costs much C) how much does it cost D) no matter how it costs
我已经告诉过你了，不管它花多少钱，我都打算买它。(96.6-46, A对。空格应填上正常语序的让步状语从句，因此B和C不对；no matter how应后接形容词或副词，因此C不对。)
______ he works hard, I don't mind when he finishes the experiment . A) as soon as B) As well as C) So far as D) So long as
只要他努力工作，他什么时候完成实验我都不在意。(98.1-35, D对。)
_______ the calculation is right, scientists can never be sure that they have included all variables and modeled them accurately.
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四级热点语法
A) Even if B) As far as C) If only D) So long as
即便计算是正确的，科学家们也无法肯定他们已经把所有的变量都包括进去并精确地模拟了它们。(99.1-46, A对)
(7) 方式状语从句：
Melted iron is poured into the mixer much ______ tea is poured into a cup from a teapot. A) in the same way like B) in the same way which C) in the same way D) in the same way as
熔化的铁水倒进混合物中，很象是把茶壶里的水倒进茶杯。(96.6-48, D对。)
(8) 比较状语从句：
They usually have less money at the end of the month than ____at the beginning. A) which is B) which was C) they have D) it is
通常到了月底，他们的钱就比月初少了。(93.6-54,C对)
3 when 从句可以表示多种意义
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例如表示一种原来没有预料到的新情况出现。有时这一新情况打断了主句表示的正在进行的活动,或制止了即将发生的情况。注意主句常用进行时、完成时或“be about + inf.”之类。例如：
I had just started back for the house to change my clothes ____I heard voices.
A) as B) when C) after D) whole
我正要回家去换衣服，忽然听到一些声响。(97.6-44, B对)
I felt somewhat disappointed and was about to leave, ______something occurred which attracted my attention.
A) unless B) until C) when D) while
我感到有点失望，正要离去，就在这时候发生了一些事，吸引了我的注意。(96.1-45, C对)
when it come to 的意思是as far as, be concerned,即“就......而言”：
Doing your homework is a sure way to improve your test scores, and this is especially true ______ it comes to classroom tests. A) when B) since C) before D) after
做作业肯定能提高你的测验成绩，特别是能提高课堂测验的成绩。 (96.1-36, A对)
4 as 引导的方式状语从句
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as 引导的方式状语从句中，常常省略去一部分：
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四级热点语法
Careful surveys have indicated that as many as 50 percent of patient do not take drugs ______ directed.
A) like B) so C) which D) as
认真的调查已经表明：多达百分之五十的病人没有按照医嘱服药。
(96.1-37, D对。...take drugs as directed相当于...take drugs as they are directed)
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四级热点语法
强调句型和倒装
1 \／was...＋that\句型可用来强调句子的主语、宾语、状语或定语
When I try to understand ______ that prevents so many Americans from being as happy as one might expect, it seems to me that there are two causes. A）why it does B）what it does C）what it is D）why it is 我试图弄清究竟是什么东西使美国人不能象人们期待的那样感到幸福，我感到原因似乎有两个。(98.1-60, C对。若去掉强调，就成了:When I try to understand what prevents so many American...)
2 so, neither, nor，no more, only 等处于句首时，引起倒装
We don't need air conditioning, ______.
A）nor can we afford it B）and nor we can afford it
B）neither can afford it D）and we can neither afford it 我们不需要空调，也花不起。(94.1-57, A对)
I could not persuade him to accept it, ______ make him see the importance of it. A）if only I could not B）no more than I could C）or I could not D）nor could I
我无法说服他接受它，也无法使他看到这事的重要性。(95.1-42, D对）
Only under special circumstances ______ to take make-up tests. A）are freshmen permitted B）freshmen are permitted C）permitted are freshmen D）are permitted freshmen 只有在特殊的情况下,才允许新生补考。(97.6-43, A对)
3 as 引起的让步状语从句，用倒装结构
______ as it was at such a time, his work attracted much attention. A）Being published B）Published C）Publishing D）To be published
虽然他的著作在这样的时期出版，他的著作还是吸引了人们的注意。 (96.1-26, B对)
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