Trains as hard as you can__you will win the race.a.but b.or c.and d.then 选哪个?为什么?我觉得应给选D .可是那个人选C .

问题描述:

Trains as hard as you can__you will win the race.
a.but
b.or
c.and
d.then
选哪个?为什么?我觉得应给选D .可是那个人选C .

我觉得选D,有种时间上的递进关系

选c!