Where is our English teacher?—She is in the classroom, ________ the exercises _________ the students have done at home.

It has been found that some government leaders ______ their power while in office to get illegal benefits for themselves. [ ]

I won’t make up with him ________ he apologizes

I’m afraid he’s more of a talker than a doer，which is ________ he never finishes anything. (2011·山东，26)

I don’t think she’ll be upset, but I’II see her in case______________.