You know he is not going to let us leave early if we __________ get the work done.
A. can’t B. may not
C. shouldn’t D. mustn’t
You know he is not going to let us leave early if we __________ get the work done.
A. can’t B. may not
C. shouldn’t D. mustn’t
A。
can’t在此为基本用法,指能力,其意为“不能”。