Whentheaudienceheardthealarm,they

发布时间：2020-07-15 15:48:47

When the audience heard the alarm, they all hurried to        they thought was an emergency exit doorA.whatB.whichC.whereD.who

网友回答

A解析考查名词性从句。What连接宾语从句从句they thought was an emergency exit door并作从句的主语。 句意当观众听到警报声他们跑向紧急出口处。
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