—Does your sister have a ________？
—Yes，she does．She ________ at Zhiqing Clothes Store．
| A．work；works |
| B．job；works |
| C．job；work |
| D．work；work |
—Is Mr. Smith over there?
—It ________ be him. He has gone to Beijing on business.
| A．can't | B．must | C．might | D．can |
After a long walk, the old man be tired now.
| A．can’t | B．must |
| C．has to | D．need |
You ________ worry about him. He will get well soon.
A. needn’t B. can’t C. mustn’t
---Must I return the magazine to you right now, Sandy?
---No, you _____.You may keep it until next Wednesday.
| A．needn’t | B．can’t | C．must | D．may |
---This pair of shoes ____ belong to Jack. He likes this kind very much.
--- It ____ be his. It’s too large for him.
| A．can; can’t | B．may; needn’t |
| C．must; mustn’t | D．must; can’t |