考研英语完型填空题会直接考查语法知识;考研英语阅读理解题和英译汉中有大量的长难句,这些句子只有具备一定的语法知识才能正确分析;考研英语作文中要写出正确无误的句子,也需要语法知识。这部分基础如果欠缺,其它的综合能力提高起来将会很慢,所以所有考生都务必重视考研语法的复习。下面为大家分享:“2021考研英语语法基础知识点讲解:非谓语动词”。

  2021考研英语语法基础知识点讲解:非谓语动词

1)动词

不定式——只能接不定式做宾语的动词有:

decide, hope, learn, manage(打算), offer, prepare, agree, refuse, fail(未),pretend, happen(碰巧), promise, plan(打算,计划)

a) 测试作宾语时不定式带补语的结构

这种结构的常用动词有:find、think、consider、make等,基本句型是: v. + it + adj + to do

[例]Do you consider wise to ignore him

A. it is

B. it to be

C. it as being

D. it

b) 不定式在svoc句型中的应用

解题的关键是记住带不定式作宾语补足语的动词,如:ask、tell、allow、enable、expect、get、require、request、cause、urge、want、force、order等。

[例]They don’t allow in the library, but they allow people in therestroom.

A. to smoketo smoke B. smokingsmoking C. to smokesmoking D. smokingtosmoke

c) 不定式作定语的用法

(1)与其他非谓语形式或谓语形式的区别

[例]The question tomorrow is whether income tax should be increased.

A. to be debated

B. debates

C. debating

D. debated

(2)介词的使用

[例]The boy’s father bought him a large toy train .

A. which to play with B. to play with it C. to play with D. at which toplay

d) 不定式的时态、语态

不定式完成时表示不定式动作发生在主句谓语动作之前,不定式被动语态表示不定式的逻辑主语是其动作的承受者,be soory、beglad、seem或say、find、hear、report等动词的被动语态后加不定式完成时态较为常见。

[例1]The new power station is reported within three years.

A. to have completed

B. to have been completed

C. having been completed

D. to complete

[例2]Mr. Johnson preferred heavier work to do.

A. to be given

B. to be giving C. to have given

D. having given

e) 不定式作状语

[例1]The police inspector spoke to the little girl kindlt her.

A. not to frighten

B. in order to not frighten

C. so as not to frighten

D. so not as to frighten