---With 4G mobile phones, people can even see each other as they talk.
----Really? Would you show me it, please?
| A．how to use | B．when to use | C．where to use | D．what to use |
The cleaners should not be looked down on and they are angels of the city _________.
| A．in some ways | B．all the way | C．on the way | D．by the way |
—Would you like to play tennis with me _________ it doesn’t rain tomorrow?
—Sure, _________ I am busy.
| A．if; since | B．whether; but | C．if; unless | D．because; until |
Fire is dangerous and we must __________ children away _________ it.
| A．stop; from | B．keep; from | C．prevent; to | D．keep; to |
—That pink T-shirt with Ping An’s picture on it ______belong to Miss Ma. She admires him a lot.
—No, it _____ be hers. She hates pink colour.
| A．must, can’t | B．may, can’t | C．can, mustn’t | D．must, mustn’t |
— My computer has gone wrong. It needs _______ soon.
— Why not have David _______ it? Nobody can if he can’t.
| A．to fix; fix | B．to fixed; fixing | C．fixing; fix | D．fixing; fixed |