Hardly ______asleep when someone knocked at the door.
A,she had fallen B,she fell C,had she fallen D,did she fall
— Isn’t that Ann’s husband over there ?
— No, it _____ be him — I’m sure he doesn’t wear glasses.
| A．can’t | B．must not | C．won’t | D．may not |
— What's the matter with Peter?
— He was seen crying when he was coming out of the teacher’s office. He ____ by the teacher.
| A．may be scolded | B．should have been scolded |
| C．must be scolded | D．must have been scolded |
They must have been enjoying themselves there, otherwise they _______ so long.
| A．can’t have stayed | B．wouldn’t have stayed |
| C．needn’t have stayed | D．couldn’t stay |
If I ever decided to quit, then nothing my parents or my coaches_____ say_____ change my mind. It's my life, not theirs.
| A．could; would | B．could; should |
| C．would; must | D．would; should |
His failure in the experiment suggested that he _______ his teacher’s proper instructions.
| A．should not have followed | B．should not follow |
| C．mustn’t have followed | D．hadn’t followed |