In another example, you can use a "when" question in order to ask about the timing of a specific event.

在下面这个例子中，你可以用When 问句来询问一个具体活动的时间。

When 课堂 - SpeakingMax英语口语达人

But the timing of the order could make its impact even more dramatic, with significant unintended consequences.

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In Washington on Wednesday, U.S. officials were asked about the timing of the very unusual order to ground a fleet of planes.

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Officials in Germany and other countries have suggested there might be scope to tweak the timing of austerity measures in order to help Greece's economy to recover.

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