(1)小明是怎么看出牛奶不宜饮用的? ___________________________________________________________________________________________ (2)销售者侵犯了小明的哪些权利? ___________________________________________________________________________________________ (3)为避免出现类似小明的遭遇,消费时我们应该注意什么? ___________________________________________________________________________________________ (4)此时,小明可以通过哪些合法途径维护自己的权利?(至少列举2条) ___________________________________________________________________________________________ |