A:点A
B:点B
C:点C
D:点D
下列命题正确的个数是( )
(1)直径是圆中最大的弦.
(2)长度相等的两条弧一定是等弧.
(3)半径相等的两个圆是等圆.
(4)面积相等的两个圆是等圆.
(5)同一条弦所对的两条弧一定是等弧.
读下图,我国天然橡胶分布区图,下列说法正确的是
—Do you have Mary's address?
—Sorry, I don't have it ______ me at present.