高中一道动词时态的题目Don't get off the bus until it（ ）A has stopped B stopped C will stop D shall stop正确答案选择什么?

高中一道动词时态的题目Don't get off the bus until it（ ）A has stopped B stopped C will stop D shall stop正确答案选择什么?
高中一道动词时态的题目
Don't get off the bus until it（ ）
A has stopped B stopped C will stop D shall stop
正确答案选择什么?

高中一道动词时态的题目Don't get off the bus until it（ ）A has stopped B stopped C will stop D shall stop正确答案选择什么?
A,意思是等到它已经停下来才下车

D
时间状语从句中的时态要和主句的时态一致，主句用的是一般现在时，所以从句也用一般现在时，shall也可以省略。

A意思是等到它已经停下来才下车 ( 考察句意)

标准答案是stops