题目内容
【题目】_______, her hands shook constantly and violently.
A.Knowing her son killed in the accident
B.When she knew her son was killed in the accident
C.Known her son killed in the accident
D.She knew her son killed in the accident
【答案】B
【解析】
试题分析:考查非谓语动词和从句。句意:当她知道她的儿子被杀死在矿井里,她的手持续地颤抖。逻辑主语是she,后一分句的主语是her hands,A项应该用被动;B项正确。故选B。
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