名字连接一般就一个
apple and pear
apple,pear,and so on
apple,pear,and orange
从句连接可以多个
he is a boy ,and he is not a student,and he is the Tom we talked about
就像中文里的然后
有个人习惯讲话前加然后,然后怎么样,然后怎么样
有几个然后没什么错,不过听话人就会很不舒服
所以从句连接里两三个and 就差不多了,再多就让人生厌,不如画个句号,新开一句话