---I have looked for my keys everywhere, but I can’t find them.---Sorry to hear

题干

---I have looked for my keys everywhere, but I can’t find them.
---Sorry to hear that. You _____ them somewhere.

A．must lose	B．should lose
C．must have lost	D．should have lost

上一题下一题 0.64难度单项选择更新时间:2014-12-18 07:02:52

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