Let’s_______a mouse on the black board.
A:draw
B:drawing
C:draws
I think Zhou Xun is one of the best . I like her movies very much.
圆心在x轴上,半径为1,且过点(2,1)的圆的标准方程为____
下列属于传染病的是( )
谜语“船出长江口”是指我国那个直辖市: