-Did you go to the station to see Jenny off-Yes ,Iwatched the train until it ____in the distanceA、disappeared B、was disappearedC、has disappeared D、was disappearing

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-DidyougotothestationtoseeJennyoff-Yes,Iwatchedthetrainuntilit____inthedistanceA、disappearedB、wasdis

-Did you go to the station to see Jenny off-Yes ,Iwatched the train until it ____in the distanceA、disappeared B、was disappearedC、has disappeared D、was disappearing
-Did you go to the station to see Jenny off
-Yes ,Iwatched the train until it ____in the distance
A、disappeared B、was disappeared
C、has disappeared D、was disappearing

-Did you go to the station to see Jenny off-Yes ,Iwatched the train until it ____in the distanceA、disappeared B、was disappearedC、has disappeared D、was disappearing
A、disappeared
disppear 是消失,不用被动.前面是过去时,故她也用过去时

A

disappear是不及物动词,即不能加宾语。所以是A。

A问句是一般过去时,答句的时态与之相同。