[高中]全新语法:从属连词 易混连词词义辨析

易混连词词义辨析

1.as，as if/as though

（1）as引导时间状语从句，意为“当，随着”。

Just as he was speaking there was a loud explosion.正当他说话时，有一大爆炸声。

（2）as引导方式状语从句，意为“如……一样”。

Do in Rome as the Romans do.入境随俗。

（3）as引导原因状语从句。意为“因，由于”等。

As he was such a fool，I refused to listen to him.

因为他是那样一个傻瓜，我拒绝听他的。

（4）引导让步状语从句。

Child as he is，he can answer the question.他虽是个小孩，却能回答这个问题。

Poor as he was，he was above selling his honor at any price.

虽然他很穷，但决不会出卖他的名誉。

Try as I would，I couldn’t open it.无论我怎么试，都打不开它。

【提示】 as引导让步状语从句中也可以用though代替。

Child as/though he is，he can answer the question.他虽是个小孩，却能回答这个问题。

（5）as if/as though用法相同，可以用虚拟语气。

How wild his white hair looked as if it had been electrified！

他的白发十分凌乱，好像触了电似的。

He acts as if he were a fool.他做事像个傻子。

He raised his hand as if to take off his hat.他举起手，好像要取下帽子。（省略形式）

The boy looked about as if in search of something.

男孩四周察看，像在寻找什么东西。（省略形式）

2.as，because，since，for

（1）as表示明显的或已知的原因，语气比because，since 轻。

As it is cold，I put on my coat.由于天冷，我穿上了大衣。

（2）because表示直接的原因，因果概念强，回答why 提出的问题。

It is because they are in need of help that I am prepared to help them.

正是因为他们需要帮助，所以我准备帮助他们。

（3）since引导的从句通常放在主句前面。

Since you insist，I must go now.既然你坚持，那我现在必须走。

（4）for是并列连词，表示补充说明的理由，对主句的情况作一些解释。

We must get rid of carelessness，for it often leads to mistake.

我们一定要克服粗枝大叶的毛病，因为它常常引起差错。

3.because，because of

（1）because引导原因状语从句，回答why 引起的特殊疑问句，用于强调句型中。

— Why can’t I go？ 为什么我不能去？

— Because you are too young.因为你年纪太小。

It was because some people speak ill of him that he got angry.

有人说他的坏话他才生气。（强调原因状语从句）

（2）because of不能引导从句，只能引导名词、代词或短语。

He can’t come because he is ill.他因病不能来。（because后接从句）

He can’t come because of his illness.他因病不能来。（because of后接短语）

4.as much as，as many as

（1）as much as接不可数名词，表示“总量”和“单位量”的大小。

In fact it cost me as much as 100 dollars.事实上，它整整花了我100美元。

We walked as much as 50 miles that day.那天我们整整走了50英里。

（2）as much as表示模糊的数量，意为“与……一样多”。

I ate as much as I wanted.我想吃多少就吃多少。

Rest as much as possible.尽可能多休息。

I’ll spend as much as necessary.需要花多少钱，我就花多少钱。

I’m sorry I haven’t done as much as I should.我很抱歉，我做得很不够。

We can take as much as our buyer can supply.买主能提供多少我们就能要多少。

（3）as many as接可数名词，意为“多达……”。

She has as many as seven sisters.她的姊妹有七人之多。

As many as 100 people were killed in the air crash.这次空难中多达一百人丧生。

The civil war in that country lasted as many as 16 years.

那个国家的内战竟然延续了16年之久。

The kings of Egypt built as many as 80 pyramids.

埃及国王们建造的金字塔数多达80个。

5.as+原级+as

（1）as/so far as远达

I walked as far as the church.我一直走到教堂那么远。

We didn’t go so far as the others.我们没有像其余的人那样走那么远。

We did not go so far as the bridge.我们没有走到桥那么远。

（2）as long as长达

I have been learning English as long as 15 years.我学英文已有十五年之久。

【提示】 as/so long as 从属连词，引导条件状语从句，意为“只要，如果”。

I’m happy as long as/so you are happy.

只要你幸福，我就感到幸福了。（引导条件状语从句）

（3）as wide as宽达

The river is as wide as 100 meters.这条河宽达一百公尺。

This window is just as wide as that one.这扇窗户正好和那扇窗户一样宽。

（4）as high as高达

I’ve got a score as high as yours in this test.

我在这次考试中得到了跟你一样高的分数。

What animal can jump as high as a tree？ 什么动物能跳得跟树那么高？

（5）as early as早在

I mailed the letter as early as Friday.我早在星期五就把信寄了。

Colour printing was also invented by the Chinese as early as the 10th century.

彩色印刷也是早在十世纪由中国人发明的。

（6）as late as迟在

He came home as late as two in the morning.他迟至清晨两点才回家。

I saw your brother as late as last week.上个礼拜我还看到你哥哥。

【高考演练】

1.【安徽】What we expect from you is working hard________hardly working.

A.less than B.rather than C.as well as D.as much as

【答案】B 考查连词。句意：我们期待你的是努力工作，而非很少工作。less than 少于，不及；rather than 而不是；as well as 也，又，像……一样；as much as和……一样，差不多。working hard和hardly working为完全相反的两个概念，显然前后为对照关系。故选B。

2.【北京】Some animals carry seeds from one place to another，________plants can spread to new places.

A.so B.or C.for D.but

【答案】A 考查连词。本题前半部分讲“有些动物把种子从一个地方带到另外一个地方”，所以导致“植物传播”。此为表示因果关系的并列句。故选A。

3.【山东】I don’t really like the author，________I have to admit his books are very exciting.

A.although B.unless C.until D.once

【答案】A 考查连词。句意：尽管我不得不承认他的书很令人兴奋，但是我真的不喜欢这个作者。although 尽管；unless 除非；until 直到……为止；once 一旦。故选A。

4.【浙江】Facing up to your problems________running away from them is the best approach to working things out.

A.more than B.rather than C.along with D.or rather

【答案】B 考查连词词组辨析。句意：最好的解决问题的方法是面对你的问题，而不是逃避它们。more than 不仅仅；rather than 而不是；along with 与……一起；or rather 更确切地说。故选B。

5.【四川】Frank insisted that he was not asleep________I had great difficulty in waking him up.

A.whether B.although C.for D.so

【答案】B 考查连词。句意：尽管我费了好大劲才叫醒弗兰克，但是他坚持说他没有睡着。语意上构成了一种让步。故选B。

6.【四川】As is reported，it is 100 years________Qinghua University was founded.

A.when B.before C.after D.since

【答案】D 考查连词。句意：据报道，清华大学建校100年了。It’s+时间段+since 从句，意为“自从……以来……”。故选D。

7.【全国Ⅰ】Try________she might，Sue couldn’t get the door open.

A.if B.when C.since D.as

【答案】D 考查连词。句意：尽管苏尽力了，但她没能把门打开。as表示“虽然”引导状语从句时，从句的结构为：表语、状语或部分谓语+as+主语+其他。故选D。

8.【全国Ⅰ】— Someone wants you on the phone.

—________nobody knows I am here.

A.Although B.And C.But D.So

【答案】C 考查连词。句意：“有人在电话中找你。”“但是没有人知道我在这儿。”根据语境可知此处表示转折。故选C。

9.【山东】Find ways to praise your children often，________you’ll find they will open their hearts to you.

A.till B.or C.and D.but

【答案】C 考查连词。句意：想方设法多表扬你的孩子，你就会发现他们会对你敞开心扉。本题为“祈使句+and/or+陈述句”句式结构，表示发生前句假设的情况，后面的陈述句就会发生，故要用and。故选C。

10.【山东】He had his camera ready________he saw something that would make a good picture.

A.even if B.if only C.in case D.so that

【答案】C 考查连词。句意：他准备好了照相机以免他看到什么能指出好照片的东西时而无法拍摄下来。even if 即使；if only 要是……就好了；in case 万一，以免得；so that 以便，结果是。故选C。

11.【江西】The house was too expensive and too big.________，I’d grown fond of our little rented house.

A.Besides B.Therefore C.Somehow D.Otherwise

【答案】A 考查连词。句意：这个房子太贵太大。况且，我已经对我们的小租用房越来越喜欢了。根据前后句判断出为并列关系。besides 此外，表并列；therefore 因此，表因果；somehow 无论如何，表转折；otherwise否则，表转折。故选A。

12.【江西】Please call my secretary to arrange a meeting this afternoon，or________it is convenient to you.

A.wheneverB.however

C.whicheverD.wherever

【答案】A 考查连词。句意：请打电话给我的秘书安排今天下午的会议，或者在任何你方便的时候。whenever 无论何时；however 然而；whichever 任何一个；wherever 无论哪里。关系副词在后句中充当状语，根据语境可知是指时间。故选A。

13.【浙江】One Friday，we were packing to leave for a weekend away________my daughter heard cries for help.

A.after B.while C.since D.when

【答案】D 考查连词。句意：有个星期五，我们正收拾行囊准备外出度周末时，女儿突然间听到求救声。“was/were doing ...when”为固定句式，表示“正在做……时突然……”。故选D。

14.【辽宁】No matter how________，it is not necessarily lifeless.

A.a desert may be dryB.dry a desert may be

C.may a desert be dryD.dry may a desert be

【答案】B 考查让步状语从句。句意：不管沙漠里可能是多么干燥，它也并不一定是没有生命存在的。固定句式为no matter how/however+形容词/副词+主谓，而且在英语中所有的从句都是陈述语序。故选B。

15.【辽宁】He had no sooner finished his speech________the students started cheering.

A.since B.as C.when D.than

【答案】D 考查连词。句意：他一完成演讲学生们就开始欢呼起来了。no sooner ...than ...=hardly ...when ...一……就……，为固定句型，而且主句的时态一般为过去完成时。故选D。

16.【辽宁】Bring the flowers into a warm room________they’ll soon open.

A.or B.and C.but D.for

【答案】B 考查连词。句意：把花儿拿到温暖的房间里，那么它们很快就会开放。空格前边为祈使句表条件，而且根据句意可知前后两句为顺承关系，故用连词and。or否则，与前一句构成转折关系；but但是，表转折；for一般用逗号隔开，放在第二句的句首，解释说明原因。故选B。

17.【陕西】________ all of them are strong candidates，only one will be chosen for the post.

A.Since B.While C.If D.As

【答案】B 考查连词。句意：虽然他们中所有的人都是强劲的候选人，但是只能选择其中的一个来担当这个职位。since 既然；由于；自从……到；while 当……的时候；虽然；if 如果；as 当……的时候；由于。故选B。

18.【湖南】Jack wasn’t saying anything but the teacher smiled at him________he had done something very clever.

A.as if B.in case C.while D.though

【答案】A 考查连词。句意：杰克什么也没有说，但老师却对着他微笑，好像他做了什么聪明事似的。故选A。

19.【天津】________ regular exercise is very important，it’s never a good idea to exercise too close to bedtime.

A.If B.As C.Although D.Unless

【答案】C 考查连词。句意：尽管定期锻炼是很重要的，但是快要睡觉的时候锻炼不是一个好主意。if 如果；as 因为，当……的时候，表示“虽然、尽管”时须用倒装句；although 虽然、尽管；unless 除非。故选C。

20.【上海】If a lot of people say a film is not good，I won’t bother to see it，or I’ll wait________it comes out on DVD.

A.whether B.after C.though D.until

【答案】D 考查连词。句意：如果许多人都说一部电影不好的话，我不会费心去观看，或者我会等DVD版本的电影出版。whether是否；after 在……以后；though 尽管，虽然；until 直到。故选D。

21.【上海】The police officers in our city work hard________the rest of us can live a safe life.

A.in case B.as if C.in order that D.only if

【答案】C 考查连词。句意：为了我们能过上安全的生活，我们城市的警察工作很努力。in case 以免，（以防）万一；as if 好像；in order that 为了；only if 只有。故选C。