She said that we (must)pay attention to our manners.为什么用must?A.CAN B.MAY C.MUST D.HAD TO
问题描述:
She said that we (must)pay attention to our manners.为什么用must?A.CAN B.MAY C.MUST D.HAD TO
答
must 表示 主观想法,我们必须要要注意自己的礼节
can 是能够,可以
may 是可以,可能
had to 是have to 的过去时态,表示客观must可以用在这里的过去式中吗可以