There----some cartons of orange juice,but there----any milk.

　　选A.There are some cartons of orange juice,but there isn't any milk.
　　这里有几盒橘汁,但是没有牛奶.
　　解析：当 a carton of / some cartons of + 名词,谓语动词随 carton的单复数变化,milk 不可数.
　　故选A.
祝开心~!