题目

下列关于F1力臂的作图中,正确的是:(    ) 答案:C解析:p;【解析】略—In Chinese,people use the“loumajiao”to describe a ________is discovered.—Well,in English,the idiom “let the cat out of the bag”has the same meaningA.directionB.abilityC.secretD.present
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