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(2013·四川省都江堰市二模)—Mike, I can't find my watch anywhere.
—You ________ it while working out.
A．may have lost B．could have lost
C．would have lost D．should have lost
A
選A　考查情態(tài)動詞。句意：“Mike，我哪兒也找不到我的手表�！薄澳阌锌赡茉阱憻捝眢w時丟了�！眒ay have done表示對已經發(fā)生的事情的推測，相當于“可能，大概”，符合語境。
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