2012 National Question 3 Free-response Differentiating 2012_退役省自主命题 (2012·理) 3.某几何体的正视图和侧视图均如图1所示,则该几何体的俯视图不可能是图1ABCD Answer keyD ☆ SaveCan't do it, show the explanation查看原卷 →