cometo后面加什么形式

come to后加动词不定式，come to do sth 来做某事，开始做某事；

come

v. 来;来到;到达，抵达(某地);来做;来取;来拿；

int. (鼓励某人要有理智或通情达理，或表示不太赞同)嗨，得啦，好啦

We had come to a dead end in our research.

我们的研究工作已陷入绝境。

We need to come to some form of agreement.

我们需要达成某种形式的协议。

I\'ve come to get my book.

我来拿我的书。

The time has come to act.

采取行动的时机到了。

How sad that all his hard work should come to nothing.

他的所有辛勤劳动竟全部付诸东流，太让人伤心了。

When will they come to a decision?

他们何时会作出决定？