in

in and out

1. 进进出出

He's been in and out of prison for years.

他多年来屡次入狱出狱。

in for

1. 免不了遭受

It looks as if we are in for a big storm.

看来我们一定会碰上一场暴风雨。

in on

1. 参与

I'd like to be in on this scheme.

我愿参与这一计划。

in with

1. 同……友好相处

He's in with the Board of Directors.

他与董事会相处得很好。