Do you have to do this weekend?
—Tom along with his parents _____ to Hong Kong on holiday , right?—I think so. They must be having fun in Hong Kong now .
The first thing ________ my brother is going to do this afternoon is to write a letter.
Giving a hand to others _____ little, but it’ll bring you _____ much.
—Jim, how about keeping a dog as a pet?—Good idea! But I prefer to have a cat. The dog is ______ to look after.
—Dad, there is something wrong _____ my computer. I can’t get on the Internet.—Why? Let me have a look. Oh, it’s wrong _____ you to click a wrong icon.