_________(我们怎能知道时间)iftherewerenowatchesorclocksanywhereintheword?
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Wouldyou ___________________( 打电话给我) as soon as you find out?
Tryto _____________(找出) the answer to the question.
________________(确保你会赶上)theearlybus.
Just___________________(确保你关上门)afteryou.