(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(dòng)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(shí)丟了。”may have done表示對(duì)已經(jīng)發(fā)生的事情的推測(cè)，相當(dāng)于“可能，大概”，符合語(yǔ)境。
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