Where did you learn Greek? —–I didn’t. I _____ when I lived there.

Who is the tallest boy —It ______ be John.. John is of medium height.

Mrs.Whiteshowed her students some pictures _____ in Paris.

I’m not going swimming this afternoon.— ________. I have to help my mother do some cleaning.

The result what he said would lead _____ his regret in the future.