She tried _______, but failed; now she could do nothing but wait till her husband cameA.to search the pockets her keyB.searching her keys for her pocketsC.searching the pockets for her keysD.to search her keys for the pockets
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C解析本题考查动词用法。句中try doing试着做；search for寻找。句意：她试着到口袋里寻找她的钥匙，但没有。现在她除了等待直到她丈夫回来别无选择。