— Please don't laugh at this poor boy.
一 Sorry, Mum. I won't do that again.
A:look at
B:play with
C:make fun of
一台饮水机价格是116元,一台微波炉的价钱是饮水机的3倍,王叔叔买一台饮水机和一台微波炉一共要多少钱?
下列关于印度的叙述,不正确的是( )
____和____既是光合作用的原料,又是呼吸作用的产物.