when will they leave ?A leave B have leave C did leave D are leavingthey ____ vrey soon

问题描述:

when will they leave ?
A leave B have leave C did leave D are leaving
they ____ vrey soon

A They will leave tomorrow.
D They are leaving in 2 hours.

答案是D,这里现在进行时表示“即将做……”因为leave不是持续动词,是个瞬间动词,所以不能理解为“正在做……”