How many students are there in your school?—______ students, I think.
I had hardly got to the office ______ my wife phoned me to go back home at once.
Is there any ink in the bottle, Linda?—No, we ________out of it already.
This term, we have ________ new subject—physics. It’s interesting.
It seems that Alice never wants to do anything except draw pictures. — Right. That’s what she likes to do ______.