题目内容
You _____ be tired-----you took a rest only five minutes ago!
| A．wouldn’t | B．can’t | C．mustn’t | D．needn’t |
B
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You _____ be tired; you have been working for so long a time,
but he _____ be tired; he has just begun to work.
|
A．may not; must |
B．must; may not |
C．can’t; must |
D．must; can’t |