（ ）milk do you want?答：Three
问题描述：
（ ）milk do you want?答：Three
选项A How much bags of
选项B How many bags of
选项C How many
选项D How much
答
B.因为 bags of 是一袋的意思,袋装牛奶是可数的,要用many.
many是可数的,而much是不可数的