15. If you want to open a file, please____ on the icon.

A. left twice clicks B. left double clicks C. double left click D. twice left clicks

14. I want to watch the news on TV. _____, please.

A. Turn on it B. Turn it on C. Turn off it D. Turn it off

13.The book was written____ Lu Xun.

A. by B. with C. as D. /

12. Try to buy one before all the tickets _____.

A. will be sold B. will be sold out C. are sold D. are sold out

11. －Do you mind me smoking here?

－______.Look at the sign. It says, “ No smoking.”

A. It doesn’t matter B. No, I don’t. C. You’d better not D. Never mind.

10. The news ______, right?

A. sound exciting B. sounds exciting C. sounds excited D. sounds excitingly

8. Metal ______ making machines and many other things.

A. used to B. is used for C. is used as D. is used to

ese _____ by the largest number of people in the world now.

A. is spoken B. is speaking C. speaks D. spoke

7. My father will be back from Beijing______ a week.

A．for B．in C．after D. behind

6. Tom is ______ boy now.

A. a 11-years-old B. a 11-year-old C. an 11-year-old D. an 11-years-old

5. This CD-ROM can help you learn and have fun_____.

A. at times B. on time C. at the same time D. in time