—That's a nice mobile phone.
—It is. My aunt __________ it for my last birthday.
A:buy
B:will buy
C:have bought
D:bought
如图为反射弧的结构模式图.下列有关叙述中不正确的是( )
(Ⅰ)求角A的大小;
(Ⅱ)若a=2 3 ,b=2,求c的值.
请根据以上数据制一张五年级各班植树统计表,表中不仅要有每班人数和植树的棵数,还要有五年级总人数和总植树棵数。