16．I had not been waiting very long _____ he returned from the conference in the town.

　　　 A．until　　 　　　　　 B．after　　　 　　　　 C．while　 　　　　　　 D．before

15．Finding no students in the lecture hall．Prof．Flynn realized that he came ______ early.

　　　 A．very　　　 　　　　 B．much　　　 　　　　 C．too　 　　　　　　　　　 D．far

14．The Turners are supposed _____ for New Zealand last week.

　　 A．to have left　　　　　　　 　　　　　　 B．to be leaving

　　 C．to leave　　　　　　　　　 　　　　　 D．to have been left

13．So pleased with our computers _____ that he at once made an order for 1,000.

　　　 A．Bill felt　　　　　 　　　　　　　　　　　　　　 B．did Bill feel

　　　 C．Bill did feel　　　　　 　　　　　　　　　　　 D．felt Bill

12．There were very few moments _____ Mr．Smith couldn't give us lessons because of ill 　　health.

　　　 A．that　　　 　　　　　 B．which　　　 　　　 C．when　　 　　　　　 D．where

11．-Did you _____ the windows before buying the curtains?

　 　　 -Yes, three feet by four.

　　　 A．weigh　　 　　　　 B．deliver　　 　　　　 C．remove　　 　　　　 D．measure

10．Renny Harlin has made many movies, but _____ is so popular as 12 Rounds.

　　　 A．none　　 　　　　　 　B．neither　　　 　 C．no one　　 　　　　 D．either

9．The weather in Aran ___ be wild: the island stays on the edge of the Atlantic, and there are no trees to break the storms.

　　 A．may 　　　　　　 B．can　　　 　　　　 C．need　　 　　　　　 D．will

8．He tried the door and found it _____from inside.

　　　 A．locking　 　　　　　 B．locked　　 　　　　 C．to lock　　 　　　　 D．having locked

7．Galileo _____ much unfair treatment in his lifetime, but his achievements in science have long been recognized.

　　　 A．had suffered 　　　 B．has suffered　 　　 C．suffers　　 　　　　 D．suffered