60 动词不定式当副词用

表目的

She is working hard to buy a car.

I went to the library to prepare for the test.

表情感因素

I’m very happy to meet you.

Jake was surprised to hear the news.

表判断依据

He must be a genius to understand the theory.

You were careless to make such a mistake.

It is kind of you to help me.

It was careless of you to make such a mistake.

How brave of you to save the child from the fire.

表结果

They came home to find that window was broken.

He grew up to be a professional soccer player.

They separated, never to see each other again.

We ran to the store, only to find it closed.

He bought a very expensive car only to please her.

I went to the theater to buy a ticket.

My mother was very glad to receive a letter from you.

You were lucky to see the famous actor.

The bird flew away, never to return.

The older managers were slow to accept the new technology.