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Ahorriblethoughtsuddenlyoccurredtohimtheplanemighthavebeenhijacked(劫持).A.whatB./C.thatD.whether

题目详情

 A horrible thought suddenly occurred to him _____ the plane might have been hijacked( 劫持 ).

  A. what                  B. /                       C. that                D. whether

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答案和解析

C