如图,已知二面角α-PQ-β的大小为60°,点C为棱PQ上一点,A∈β,AC=2,∠ACP=30°,则点A到平面α的距离为( )
A:1
B:12
C:32
D:32
Lucy doesn't feel l____because she has many friends.
— What does the girl look like?
— She is of medium build and has ____ hair.
地图上指向标的箭头一般指向( )
下图是北半球海洋热量收支分布曲线图。读图回答下列各题。