.
You should remember the cause and avoid it the next time you __________ the same situation.
| A．come out | B．come about | C．come up | D．come across |
—What’s the matter with you ?
—Oh, I’m not feeling well in the stomach . I ______so much fried fish just now .
| A．shouldn’t eat | B．mustn’t have eaten |
| C．shouldn’t have eaten | D．mustn’t eat |
The door______. Better have it repaired .
| A．isn’t shut | B．hasn’t been shut |
| C．won’t be shut | D．won’t shut |
I’d rather you did some housework when you are free ,but you______ .
| A．didn’t | B．shouldn’t | C．weren’t | D．don’t |
—We need a person badly to think up such an idea .
—_____ the new comer have a try ?
| A．Shall | B．May | C．Should | D．Need |
—Where ____ Margaret have put the empty bottles?
—She ______ them away. They must be somewhere.
| A．can; can’t have thrown | B．must; needn’t |
| C．must; must have thrown | D．can; must throw |