to作介词后面加什么

o作介词时，后面接动词－ing形式或是地点名词；to 还可用于 see to 和 come to 等短语动词中，它还与某些带双宾语的动词连用，以引出第二个宾语。

例句It galls me to have to apologize to her.

非得向她道歉使我感到恼火。

She will have to go to school.

她将不得不去上学。

It pleased him to talk to her.

和她谈话让他高兴。

I managed to swim to safety.

我设法游到安全处。

I had to go to the hospital.

我得去医院看病。

He loved her to sing to him.

他喜欢让她唱歌给他听。