19. Many countries are increasing their use of natural gas , wind and other forms of_____。 A. energy B. source C. power D. material ...

11. — Wasn‘t it Dr Wang who spoke to you just now ? —_____. A. I didn‘t know he was B. Yes, it was C. No, he wasn‘t D. Yes, he did ...

4. ----- Beijing Airport ,please ,I have to be there by 10. ----- _____,but I’ll de my best. A. NO problem B. OK C. I can’t do that D. I can’t promise ...

7. Using modern computer technology is not a very successful way to find and gather information. A. 错误 B. 正确 ...

2. Physical education teacher train children’s rounded development. A. 错误 B. 正确 ...

25. much to the couple’s comfort, their income is now double ____is was five years ago. A. that B. than C. which D. what ...

19. Word came _____the students would put off the outing until next week, when they wouldn’t be busy. A. that B. when C. which D. wheter ...

12. Sir,you_____ be sitting in this waiting room. It is for women and children only. A. oughtn‘t to B. can‘t C. won‘t D. needn‘t ...

7. —Sorry, I couldn‘t come to the party. I was sick thatday. —_____. A. I don‘t know that B. That‘s all right C. yes, we‘ll have another party D. No, the party wasn‘t held ...

2. Would you be ____ kind as to step this way, please? A. as B. so C. very D. too ...