Was it _____ yesterday evening _____ you met him？
| A．on；that | B．on；where | C．until；that | D．not until；that |
—Did you go to the fashion show last week?
—I ________，but I was fully occupied the whole week.
| A．must go | B．must have gone |
| C．would go | D．would have gone |
I’m as busy as a bee；________ you bother me with so many questions now?
| A．may | B．must |
| C．can | D．shall |
—I called you at 9 last night，but no one answered.
—Sorry，I ________ sleeping.I went to bed very early.
| A．need have been | B．would have been |
| C．must have been | D．should have been |
Sorry，Cathy，I didn’t know that you were badly short of money then.But you ________ me for help.
| A．must have asked |
| B．could have asked |
| C．would have asked |
| D．may have asked |
—May I take this book out of the reading room?
—No，you ________.You read it in here.
| A．mightn’t | B．won’t |
| C．needn’t | D．mustn’t |