动词不定式的用法

【例如】

To learn a foreign language well, you must make painstaking efforts.

Mother saved every cent she could spare to pay for my schooling.We must develop science and technology at

high speed so as to raise scientific and cultural level of our country. Insgroupsto get a high mark in Band 4, he did a lot of exercises bo

th in grammar and reading comprehension.

b)不定式表示结果，特别是在so...as to, such...as to, only to...以及too...to等结构中的不定式表示结果。

【例如】

I rushed to the station as fast as I could, only to find the train already gone.

She left her hometown with her beloved man, never to return.No one is too old to learn.

Would you be so kind as to carry the luggage for me?

c)不定式常用来修饰形容词，构成下列词组：be able to, be afraid to, be apt to, be bound to, be certain to, be easy to,

be eager to, be fit to, be likely to, be ready to, be sure to, be unable to, be unwilling to, be willing to等。 【例如】

Chinese team is bound to win the World Cup.

It is likely to rain today, for it is very cloudy.

I am willing to help you with your homework, for we are friends. 6)不定式作宾语补语不定式常跟在下列动词之后作宾语补语：ask, advise, allow, beg, cause, compel, command, enable, encourage, expect, feel, force, find, hear, have, inform, invite, let, make, mean, notice, order, permit, persuade, remind, require, request,