题干
—What happened to him?
—He was murder last week.
—He was murder last week.
A：guilty of
B：guilty with
C：arrested with
D：charged of
答案(点此获取答案解析）
A
沿对角线
折起,当以
四点为顶点的三棱锥体积最大时，直线
和平面
所成的角的大小为（ ）