9. When you leave, don’t forget ____ off the light.

　 A. to turn　 B. turning　 C. turn　 D. turned

8. It ____ Jack twenty minutes ____ the math problem yesterday.

　 A. took; to work out　 B. takes; worked out

　 C. has taken; work out　 D. is taking; working out

7. Is it always easier ____ friends than to keep them?

　 A. making　 B. make　 C. to make　 D. made

6. They were made ____ fourteen hours a day.

　 A. work　 B. working　 C. worked　 D. to work

5. Why not ____?

　 A. let him to go home　 B. to let him go home

　 C. let him go home　　 D. to let him to go home

4. ----Do you often hear John ____ in his room?

　 ----Yes. Listen! Now we can hear him ____ in his room.

　 A. sing; to sing　 B. singing; singing　 C. sing; singing　 D. to sing; singing

3. It’s bad for your eyes ____ computer games for a long time.

　 A. plays　 B. to play　 C. play　 D. played

2. It was great fun _____ a picnic on the hill.

　 A. to have　 B. of having　 C. have　 D. had

1. I’m thirsty. Will you get me something ____?

　 A. drink　 B. to drink　 C. eat　 D. eating

10.　 His father said to him, “listen to the teacher carefully.”

His father told him 　　　　　　　　　　　　　　　　the teacher carefully.

实战演练(一)