Question

You _______ be tired—you’ve only been working for an hour.? A．must not B．won’t? C．can

You _______ be tired—you’ve only been working for an hour.? A．must not B．won’t? C．can’t D．may not?

Answer 1

C?

根据下文“只工作了一个小时”，意为不会累，所以用can’源旁t表示猜测，雹陪橡意思是“不可能累”乱塌。