— Tell me something about your adventure in the forest, please.
— We lost our way in the forest and ____ matters worse was ____ night began to fall.
| A．what…that | B．it…that |
| C．it…because | D．what…because |
—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 |
—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 |
—Why aren’t they here yet?
—They _______the bus.
| A．can have missed | B．must be late for |
| C．may have missed | D．might be late for |