They are __ the old houses in order to set up a new teaching building.

Are you surprised at the ending of the play— No, I the book, so I know the story from beginning to end.

The World Wide Webis sometimes jokingly called the World Wide Wait because it _______ be veryslow

My father has decided to ______ smoking. –That’s good news for us. A．give up

Mom，Dad is smoking again!—Well，let him cut it ________ gradually since old habits die hard.