Please don't get off the bus ____.A.before it will stop B.till it stopsC.after it stops D.until it will stop为什么选B?

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Please don't get off the bus ____.A.before it will stop B.till it stopsC.after it stops D.until it will stop为什么选B?

Please don't get off the bus ____.A.before it will stop B.till it stopsC.after it stops D.until it will stop为什么选B?
Please don't get off the bus ____.
A.before it will stop B.till it stops
C.after it stops D.until it will stop
为什么选B?

Please don't get off the bus ____.A.before it will stop B.till it stopsC.after it stops D.until it will stop为什么选B?
答案是B.not ...until表示“直到...才..”.在这个句型中,until引导的是时间状语从句.我们知道,在时间状语从句,条件状语从句或让步状语从句中,往往用现在时态来表示将来的动作,不用将来时态.

B
not……until或till 是固定搭配。 意思是,直到……才。
意思是: 直到车停了才能下车。
will在这边不符合语境。