As 引起的短语详解和“should”用法归纳As引起的短语在英语中有很重要的地位,在NMET中出现的频率很高,是要求重点掌握的内容。
1. As a matter of fact事实上,其实As a matter of fact, I know nothing about the constructions of the information p其实我对这些信息产品的构造一无所知。
2. As a result结果,终于,因此She studied hard. As a result, she made fast progress in the studies.她学习用功。
因此她在学习方面进步很快。
3. As a result(或consequence)of…作为……结果,由于……结果As a result of its rise in temperature the gas expands.由于温度上升,气体就膨胀。
4. as a rule作为一个常规,通常,习以为常As a rule, we keep records on all the experiments so that we may have enough dat a.我们通常总是对所有的实验都作记录,以便得到足够的资料。
5. As a whole作为一个整体(来看)We should analyze the problem as a whole.我们应该把这个问题作为一个整体来分析。
(状语)6. As above如上这件事已在上面解释过了。
7. as…as ever像往常一样……She works as hard as ever.她工作一贯努力。
8. as…as possible尽可能地……as soon as possible尽可能早as big as possible尽可能大,越大越好as carefully as possible越仔细越好as far as possible尽可能,尽力9. as before依旧He gave the same answer as before(或as ever).他依然作了相同的答复。
10. as early as…早在……早在1949年他就提出了那个计划。
11. As (或so) far as we know.就我们所知。
12. As follows如下The text reads as follows.原文如下。
13. as for (或as to)至于,讲到,关于As for (或as to) physics, it is not difficult at all.至于物理学,那一点也不难。
14. as good as跟……一样,几乎等于She is as good as her words.她遵守诺言。
15. as it is (was)①在句首,“但在实际上”;②在句末,“照原来样子”。
事实上,我们的确帮了他们。
Leave the things as they are.别动这些东西。
如……一般多……;凡……的……都From this library you can borrow as many books as you want to read.在这个图书馆内,凡是你想读的书都能借到。
17. as matters stand按目前情况来说As matters stand, he does not like to make the plan public.就目前情况而论,他不愿公开那个计划。
18. as usual照例,照常He arrived on schedule(或on time) as usual.他照常准时到达。
19. as well又,也,同样He speaks English as well.他也讲英语。
20. as well as和……一样,不但……而且……他既有学问,又有熟练技能。
21. so as to (后接不定式动词)为的是,以便……;以致……我们必须早去,才能准时。
(目的状语)He worked hard so as to end the task with success.他努力干,终于胜利完成了任务。
(结果状语)“名词+such as…”这里such as是复合连接词,引出同位语,以对前面的名词起列举作用,可译为“例如”。
Soft materials, such as cloth, do not carry sounds so well as wood, iron and oth er solids.像布那样柔软的材料,不如木材、铁和其它固体东西传导声音那样好。
“…such as”这里such是代词,作“这样的人、事、物”讲, as是关系代词,引出定语从句。
This book is not such as I expect.这不是一本我所希望的书。
(such是代词作表语用,是as 的先行词。
)(房爱玲)“should”用法归纳一、Should 表示过去将来时，即从过去观点看将来要发生的是，多用于间接引语中。
We thought that we should never see you again. 我们想我们再也看不到你了。
The BBC weather report this morning said that we should have rain.今天早上，BBC电台天气报告说，今天有雨。
二、Should 表示义务、责任、常译为“应当”，“应该”，或表示一种估计的情况，译成“按理应当”，“估计．．．．．．”。
Why should I pay him? 为什么我该付给他钱？They should be there by now, I think. 我估计，他们现在到那儿了。
Should 用于完成时态，表示对过去发生的动作的一种推测，译成“应该已经．．．．．．”。
You should have washed the wood. (But you haven’t.) 你应该把伤口清洗了。
（然而你没有）三、Should 用于虚拟语气中。
（１）用于It is necessary (important, strange．．．that．．．)中，在美国英语中should 常省去。
It is important that we (should) learn English well. 我们学好英语很重要。
（２）用于It is ordered (suggested)that．．．中，而在美语中should常省去。
It is decided that we (should) finish our work in a week.决定我们要在一周之内完成我们的工作。
（３）用于表示命令、请求、建议、决定等词后面的宾语从句中，在美国英语中should常省去。
He wrote, suggesting that Mr. Wang (should) come to Beijing. 他信中建议王先生到北京来。
The commander ordered that the city (should) be taken in five days.司令员下令必须在五天之内占领这座城市。
（４）should用于表示命令、请求、建议、决定等词后面的表语从句，同位语从句中，在美国英语中should 常省去。
We all agreed to his suggestion that we (should) go to Beijing for sightseeing.我们都同意他的意见，去北京观光。
My idea is that we (should) do exercises first. 我的意见是我们先做练习题。
（５）用于if引导的从句中，表示与将来事实可能相反的假设。
If it should rain tomorrow, we would stay home. 如果明天下雨，我们就呆在家里。
四、在条件状语从句中，should 表示“万一”，即可表示不能实现的假设，又可表示可以实现的假设。
If he should fail to come, ask Comrade Cheng to work in his place.万一他不来，就叫陈同志代替他的工作。
Should it rain tomorrow, the meeting would be put off. 万一明天下雨，会议就延期。
五、在某些从句中，should 表示惊异、意外等情绪，常译为“竟然”。
It seems unfair that this should happen to me.真不公平，这件事竟然发生在我身上。
六、should 用于主句中，主语是第一人称，表示某一条件下所产生的必然结果，并与事实相反；当主语是第二、三人称时，表示说话人或执笔人的意志或看法。
If I met her, I should tell her about it. 如果我碰到他，我肯定会将此事告诉他。
If he had much money, he should buy it. 如果他有很多钱的话，我就让他买了。
七、当陈述部分含有ought to ，其反意疑问句部分，美国英语中用should 。
She ought to stay here, shouldn’t her? 她该留在这儿，是吗？八、用于成语中I should like to．．．“我想（做）．．．．．．”I should like to ask the teacher a question.= I should love to ask the teacher a question. 我想问老师一个问题．。