I just wonder ______ made her so excited that she shouted before so many people.
What a great _____ do you think a word of praise from the teacher will have on pupils?
He was told that it would be at least three more months _____ he could recover and return to work.
It is not who is right but what is right ____ is of importance.
I _____ his telephone number. Had I known it, I would have rung him up.
--- Don’t look down upon Bob. He has his own advantages. --- Oh, yes. ____ others are weak , he is strong.