11. As to the question of whether we will sell our house or who we shall sell the house to, you __________ have an answer by tomorrow.
A. will B. shall C. could D. must
10. Being examined twice a year, whether it is a car or a bus or a truck, it is the rule that every driver ______ obey in this city.
A. shall B. can C. has to D. need
9. Helen the money from the office. She didn't come into the office on the day it was stolen.
A. needn't have stolen B. might have taken C. must have taken D. can't have stolen
8. It’s said that there are plenty of hotels in Wu Yi Shan. There _____ be any difficulty for you to find somewhere to stay.
A. wouldn’t B. mustn’t C. shouldn’t D. needn’t
7. The door _______ open, no matter how hard Grandma pushed.
A. wouldn’t B. couldn’t C. mightn’t D. shouldn’t
6．-Shall we invite Mr. White to our wedding?
-That’ll be nice if you .
A．do B．shall C．want D．should
5. They _____ us willingly but that they happened to be short of hands, too.
A. would help B. would have helped C. were going to help D. must have helped
4．A left luggage office is a place where bags be left for a short time, especially at a railway station.
A．should B．can C．must D．will
3. It’s said that there are plenty of hotels in that town. There be any difficulty for you to find somewhere to stay.
2. --Must I renew the book now?
-No, you _____. You _________ that before the deadline.
A. mustn't; should do B. needn’t; should have done
C. may not; should do D. can't; should have done