hurry up ,the train ___ at 8 a.m.

问题描述:

hurry up ,the train ___ at 8 a.m.
a. was starting
b.has started
c.would start
d.starts
写出原因!

D
火车,公交车.飞机等都是按照事先安排好了的时间发车,所以通常是看成客观事实情况,用一般现在时态.