—— I feel tired and sleepy. ——Why not _______?
| A．to stop to work | B．stop to have a rest |
| C．stop having a rest | D．to stop to have a rest |
—Peter ， give up smoking now_______，your body will become weaker
A. or B. and C. but
—Is this Toby’s iPhone5，Jenny ?
—No，it________be his. His is black
A. muctn’t B. can’t C. may not.
—Which do you think is better，tomatoes or potatoes —_______of them are delicious
A. All B. Either C. Both
—How much should I______for the iPhone 5 ? —Five thousand yuan .
A.take B. spend C. pay
Xi’an is one of______capital______in China。
A. the oldest；city B. oldest；cities C. the oldest；cities