3. It is the next ________ ( play ) turn.

2. I heard ________ ( he ) on the radio.

1. Were you able to find it ________ ( easy )?

10. Which stress is different?

　　 A. center　 B. explore　 C. return

9. The train __ she was traveling was five minutes late.

　　 A. that　 B. on that　 C. on which

8. Yang Liwei __ the Earth fourteen times. Part of the rocket __ into space.

　　 A. orbit, were launched　 B. orbited, was launched　 C. orbited, were launched

7. –Can you guess if they __ speaking English with us?

　　　 -I think they will do that if they __ free.

　　 A. will practice, are　 B. will practice, will be　 C. practice, will be

6. –How long did you spend __ your homework?

　　　 -There were some difficult problems, so I spent almost two hours __ it.

　　 A. on, finish　 B. to, finishing　 C. on, finishing

5. –With his last jump, he __ the world record.

　　　 -That’s great. He is a new star of the sports world.

　　 A. equalled to　 B. was equal　 C. equalled

4. An hour __ sixty minutes. Is it right?

　　 A. is equal　 B. equal to　 C. is equal to