是two spoonful of milk 还是two spoonfuls of milk?为什么?

是two spoonful of milk 还是two spoonfuls of milk?为什么? two boxes of milk 是可数还是不可数? He wanted two cups of milk.对two cups of milk提问.是what还是what k There ____ two glasses of milk on the table.为什么不能填is?milk是不可 two glasses of milk 这里为什么加of Two glasses of milk be动词用is还是are Mary drinks two glassas of milk every two glasses of milk的意思 There are two cartons of milk. 为什么是two glasses of milk复数形式不是眼镜吗?不是应该用glass吗? He drinks two cups of milk对two提问 She wants two glasses of milk.(对two glasses of milk提问)____ _