——Look! What's on the ground? —— Oh, it's my sweater. Please .
A:pick it up
B:put it on
C:give it out
D:take it off
已知α∈π,3π2,sinα=-35,则tanα=( )
数学老师布置10道选择题作为课堂练习,课代表将全班同学的答题情况绘制成条形统计图(如图),根据图表,全班每位同学做对题数中位数和众数分别为 ( )