_________(我们怎能完成这么多的工作)withouthelp?
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_________(我们怎能知道时间)iftherewerenowatchesorclocksanywhereintheword?
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.