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问题: 问题?寻求解答

——We are late.The play has started.
----I wonder how long ago _____
A it began B did it begin
C was it beginning D it has begun

how long ago 是什么玩意 答案选A 为什么

解答:

我迟到了.游戏已经开始了.
我想知道游戏是多久以前开始的?

是问游戏是多就以前开始的?它是过去时态,当然选A咯~!