Do you know_____ ? Sorry,I’ve no idea.

Bob swims ________ than I, but he doesn’t swim_________ my brother.

In the forest____, who made no contact with the outside world.

Miss Taylor never wastes money on anything too expensive, even though (尽管)she can _______ to. She has donated much of the money she saved to charities.

―What a heavy rain!―So you’d better _________ swimming today.