1.Without trees our world (      ) a much drier place.

  A. is                  B. will be

  C. would be            D. must be

2.He is determined to get (      ) of the profit than he has been offered.

  A.ten percent more           B.ten more percent

  C.more ten percent           D.as much as ten percent

3.I (      ) Jenny Stone during the interval of the play,incidentally.

  A.ran into           B.ran down

  C.ran over           D.ran on

4.She is said (      ) French at a college in Paris now.

  A.to learn           B.to have learnt

  C.to be learnt         D.to be learning

5.We (      ) better under more favourable conditions.

  A.could do                 B.should do

  C.must have done           D.could have done

6.I kept (      ) on the papers since you said how much you enjoyed the play.

  A.my                            B.my eyes

  C.an eye                           D.eye

7.The speaker, (      ) for her splendid speeches,was warmly received by the audience.

  A.known                   B.having known

  C.knowing                  D.being known

8.It's time he (      ) what has happened.

  A.is told                    B.be told

  C.was told                 D.tells