The teacher ___ do all the exercises,but a pupil____.A.needn't;mu_英语解答

The teacher ___ do all the exercises,but a pupil____.A.needn't;must B.may not;must答案是A,为什么

人气：248 ℃　时间：2020-04-04 21:09:38

解答

needn't 不必 must 必须老师什么练习都不必做,但是学生必须做.大概是这个意思~