改错! I afraid that our English teacher in not in his office at the moment.

I后加am,第一个in改为is

I'm afraid that our English teacher is not in his office at the moment.
恩，就是这个，你那个in应该是打错的吧，呵呵！~~

I afraid that our English teacher is not in his office at the moment.

I'm afraid that our English teacher is not in his office at the moment.

i am afraid that our Enlish teacher is not in his office at the moment