46. He didn’t keep on asking me the time any longer as he had had his watch _________.
A. to repair B. repaired
C. repairing D. repair
答：B。have sth. done 让别人做某事
47. As soon as she entered the room, the girl caught sight of the flowers ______ by her mother.
A. buying B. being bought
C. were bought D. bought
答：D．bought为过去分词做定语。
48. Do you mind _______ alone at home?
A. Jane leaving B. Jane having left
C. Jane’s being left D. Jane to be left
答：C．girld后接动名词．
49. Seeing the sun _______ above the surface of the sea, we let out a shout of joy.
A. to rise B. to raise
C. rising D. raising
答：C。 riser vi. 升起，raise vt. 举起。
.50. If you go to Xl’an, you will find the palaces there more magnificent than com-monly________.
A. supposing B. supposed
C. to suppose D. suppose
答： B．... than commonly supposed 相当于... than it was supposed.
51. She looks forward every spring to _______ the flower-lined garden.
A. visit B. paying a visit
C. walk in D. walking in
答： D．pay a visit to...
52. Once your business becomes international, ________ constantly will be part of your life.
A. you fly B. your flight
C. flight D. flying
答：D．flying为动名词做主语。
53. The little time we have together we try ______ wisely.
A. spending it B. to spend it
C. to spend D. spending that
答：C．此句相当于 we try to spend the little time we have together wisely.