14.Tom’s elder sister is only one year ___ than he.

We planted _________ trees last year. Two _________ of them are in the park.

How is the man injured in the earthquake—The doctor said if ________ in a proper way，he was likely to be saved

Andrew was afraid to fill the room with water again, so he _________ the pipe carefully.

What troubled the teacher was that no one present made an answer when asked who had broken the glasses, so he didn’t know who .