Scientists are confident that they can make lasers which can ____ missiles.A.knock downB.knock outC

题目简介

Scientists are confident that they can make lasers which can ____ missiles.A.knock downB.knock outC

题目详情

   Scientists are confident that they can make lasers which can ____ missiles.
A.knock downB.knock outC.knock intoD.knock off
题型:单选题难度:偏易来源:不详

答案

B

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