___teacher and writer is going to give us a talk tomorrow.the 为何用the,而不用a?
问题描述：
___teacher and writer is going to give us a talk tomorrow.the 为何用the,而不用a?
___teacher and writer is going to give us a talk tomorrow.
the
为何用the,而不用a?
答
the 表示一类人可以看作是一个整体.这样后面用is就合情合理了、、、也就是说the teacher and writer是一个整体可看作是单数