In American, a friend inviting you to a restaurant doesn't mean that he or she will pay for the meal ______ you are told ahead.
A. until B. unless C. although D. if
We are said to be living in______ Information Age, ______ time of new discoveries and great changes.
A. an; the B. /; the C. /, a D. the; a
This pair of jeans______ hand, and it______ very comfortable.
A. is make with; is felt B. are made from; is felt
C. is made by; feels 
D. are made of; feels
- What time will Mr. Brown be back to China?
- Sorry, I don't know______.
A. when did he go abroad B. why he is going abroad
C. how soon will he be back D. how long he will stay abroad
- I think I've got a bad cold, Doctor. Shall I take some medicine?
- No need. Your body it self is able to______ the virus. Just drink more water and rest.
A. catch B. hide. C. lose D. fight
- I hear you______ in a sports center. What's it like?
- Well, it's very hard work and I'm always tired, but I don't mind.
A. will work B. are working
C. worked D. were working
