16l.社会主义初级阶段主要矛盾决定的中心任务是

28He is ( ) to speak the truth.

27Hospital doctors don’t go out very often as their work ( ) all their time.

26We should look ( ) the matter before we reach a conclusion.

25Sports, ( ) perhaps you don’t like very much, may make you strong.

24 Each has an apple, ( )?

23Either you or I ( ) meet him at the airport.

22 Your coat ( ) his.

21 I’d like you ( ) to see him.

20It was Thomas Alva Edison who ( ) the electric lamp.

19Our classroom is ( ) in the school building.