---Who is making much noise?---It ____ be Timmy. He is sleeping now.
---Could you tell us __________ ? ---About two weeks.
--- I wonder if your wife will go to the party. --- If your wife does, so ____________.
Not only he but also I ______ able to solve this kind of problem.
Tony’s sister is ______ to take care of the little baby.
—We’ll visit the Summer Palace_____ there is a heavy rain tomorrow. — OK! Boating on the lake must be great fun.