英语主从复合句

第一部分导论

从句的种类繁多。根据对各类试卷进行综合分析，不外乎由三大类组成：一是名词性从句，包括主语从句、表语从句、宾语从句、介词宾语从句、以及同位语从句；二是定语从句，包括限制性定语从句、非限制性定语从句、割裂式定语从句、搭配式定语从句；三是状语从句，包括时间状语从句、地点状语从句、原因状语从句、结果状语从句、目的状语从句、条件状语从句、比较状语从句、方式状语从句、让步状语从句以及伴随情况状语从句。

一、名词性从句

(一)主语从句

1. It has been pointed out __ their suggestions are reasonable to a certain dear

A. whether

B. that

C. what

D. why

选B. that 作引导词,引出主语从句,it形式主语.

2.__ get rid of the force of friction is still a hard nut to us.

A. How can we

B. How we can

C. Why should we

D. Why we should

选B.表示"我们该如何克服这种摩擦力仍然是个棘手的问题.

3.__ men have learned much from heavier of animals is not new at all.

A. What

B. That

C. Which

D. Whether

选B,句中的much是宾语,所以不能选A

4. How did it come about __ you made a lot of mistakes in your home wonk?

A. whether

B. what

C. why

D. that

选D,这里it 是形式主语,that 引导的是主主从句.

5. __you were arguing about last night has been settled.

A. That

B. Which

C. It

D. What

选D, what引导主语从句;同时,在从句中作about的宾语.

(二) 表语从句

1. The reason for his success is __he worked harder than you.

B. for

C. why

D. that

选D, that 引导表语从句.

2. The most valid argument for retaining the research unit is__ so many advances have been made in such a short time.

A. what

B. that

C. whether

D. as

选B, that引导表语从句

3. The crucial question is __ it is expensive or not.

A. what

B. that

C. how

D. whether

选D. whether... or not 是固定用法.

4. Things are not always__ they seem to be for appearances are often deceiving.

A. that

B. why

C. what

D. whether

选C, what在从句中作表语.

(三) 宾语从句

1. I can't remember__ drawer he keeps his money in.

A. whose

B. which

C. that

D. how

B. 表示"哪只抽屉"

2. It's very important to make it clear __ agriculture is the foundation of the national economy.

A. whether

B. that

C. what

D. why

选B, it是形式宾语,that引导的是宾语从句.

3. I told him__ he should do next.

B. that

C. what

D. why

选C,表示"他接下来该做什么"

4. I'm wondering __ the bridge you mentioned just now is still under the construct ton.

A. what

B. that

C. whether

D. which

选C.表示"我不知道你刚才提及的那座桥是否还未竣工.

5. I do not know__ he came to disturb you at your work.

A. that

B. what

C. whether

D. why

选D,表示"我不知道他为什么来干扰你的工作.

(四) 介词宾语从句

1. Natural gas can be transported by pipelines to__ it is needed.

A. where

B. how

C. that

D. anywhere

选A.表示"运往需要的地方".

2. Because of air resistance, there is a limit to__ fast an object falls.

A. why

B. when

C. that

D. how

选D,表示"无论物体下落有多快都受到制约"

3. A wise and experienced administrator will assign a job to __ is qualified.

A. no matter who

B. whoever

C. whomever

D. who

选B,表示"把工作分给任何一个够格的人".A只能引导让步状语从句.

4. In marine biology a great debate continues about __ dolphins have an actual language or not.

A. whether