The resistance experienced when one body

考试题库2022-08-02  39

问题 The resistance experienced when one body moves over another, _____ it is in contact, is called frictional force.A.to whichB.whereC.with whichD.while

选项 A.to which
B.where
C.with which
D.while

答案 C

解析 句意:当一个物体在和它接触的物体上运动时,产生的阻力叫做摩擦力。in contact with 与…联系,接触。此处,which引导定语从句,修饰another,从句中的it指one body。
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