---Must I go to the gym three times a week?
---No, you ______. Twice a week is OK.
| A．mustn’t | B．needn’t | C．can’t | D．shouldn’t |
. (2010·江西名校模拟) —I’ve heard they went skiing in the mountains last winter.
—It ______ true because there was so little snow there then.
| A．may not be | B．won’t be | C．couldn’t be | D．mustn’t be |
As nobody here knows what is wrong with the machine, we send for an engineer to handle the problem．
| A．should | B．must | C．can | D．would |
—Are you going to the concert?
—I’m not sure. I stay inside and watch it live on TV instead.
| A．can | B．might |
| C．should | D．must |
--- Will you take up teaching as a career after graduation?
--- Hard to say. I _______ go abroad for higher education instead.
| A．should | B．must | C．might | D．shall |
We should spend as much time as we _______ over our lessons.
| A．go | B．can to go | C．can go | D．can going |
Many students are about football． They play a game whenever possible．
| A．crazy; will | B．crazy; are going to |
| C．fond; will | D．fond; are going to |
— I regret to say that I have shouted at you the other day．
— Forget it． I was a bit out of control myself．
| A．shouldn’t | B．mustn’t | C．couldn’t | D．mightn’t |
––– I promise my daughter ____ get a nice present on her birthday.
––– I think it will be a big surprise to her.
| A．must | B．shall | C．might | D．need |
Not having work out the problem, leave the office．
| A．so he was not allowed to | B．and he didn’t want to |
| C．the teacher couldn’t make him | D．he couldn’t free himself to |
If people eat natural poisons by mistake, they ________ go to hospital without delay.
| A．would | B．can | C．may | D．must |
—Listen! There is a knock on the door. Who _____ it be?
—It must be Jack. Just now I sent for him.
| A．shall | B．can | C．must | D．might |
According to the school rules, no student _______ go out of school without the permission
of the teachers.
| A．will | B．must | C．may | D．shall |
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