The jet fighters were waiting at the airfield, ________ radar searching the skyA.withB.whileC.butD.f

题目简介

The jet fighters were waiting at the airfield, ________ radar searching the skyA.withB.whileC.butD.f

题目详情


The jet fighters were waiting at the airfield, ________ radar searching the sky
A.withB.whileC.butD.for
题型:单选题难度:偏易来源:不详

答案

A

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