A:毛桃
B:光桃
C:1/3概率为毛桃
D:1/3概率为光桃
如今互联网已走进千家万户,以下说法不正确的是( )
下列不属于生物学研究内容的是( )
—Do you know anyone can repair the bike?—Yes. You can ask the man Peter for help.
37+15-27=____