【单选题】
17.____, the subject was always in my mind.
【单选题】
20. The joke told by Tom made us_____, so our maths teacher couldn’t make himself _____.
【单选题】
15.The program was so exciting that the children kept their eyes ____on the screen.
【单选题】
10.In January, 2004, the United States successfully launched “spirit”, a Mars Exploration Rover, _____ a new milestone in the history of mankind.
【单选题】
19. When he came to, he found himself _____ on a chair, with his hands _____ back.
【单选题】
13.The monument(里程碑) was built in honor of the explorer who was believed ____the river.
②
to have been discovered
【单选题】
2. — Have you considered _____ your job as a teacher? —Yes. I like the job because a teacher is often considered _____ a gardener.
【单选题】
8.To answer correctly is more important than____.
①
that you finish quickly
【单选题】
3. The dog, ____, will be made a good watchdog.
【单选题】
1.When hewas a boy, he used to go there and watch____.
②
bicycles to be repaired
③
bicycles being repaired