A are not decided B have not been decided

　C has been completed D had been completed

11 I wonder why Jenny ______ us recently. We should have heard from her by now. (2002全国)

　A hasn't written B doesn't write C won't write D hadn't write

12 He will have learned English for eight years by the time he _______ from the university next year. （2002上海）

　A will graduate B will have graduated C graduates D is to graduate

13 ―Will you go skiing with me this winter vacation?

―It _______. （2004上海）

　A all depend B all depends C is all depended D is all depending

14 John and I _______ friends for eight years. We first got to know each other at a Christmas party. But we ______ each other a couple of times before that. (2002北京春)

　A had been; have seen B have been; have seen

　C had been; had seen D have been; had seen

15 ―How are the team playing?

―They're playing well, but one of them ______ hurt. (2002北京春)

　A got B gets C are being cut D had been cut

16 Rainforests _______ and burned at such a speed that they will disappear from the earth in the near future. (2002上海春)

　A cut B are cut C are being cut D had been cut

17 It ______ long before we ______ the result of the experiment. (2002上海春)

　A will not be; will know B is; will know

　C will not be; know D is; know

18 Selecting a mobile phone for personal use is no easy task because technology ______ so rapidly. （2001全国）

　A is changing B has changed C will have changed D will change

19 I ______ ping-pong quite will, but I haven't had time to play since the new year. （2001全国）

　A will play B have played C played D play

20. In such dry weather, the flowers will have to be watered if they _______. （2001上海）

A have survive B are to survive C would survive D will survive