问题描述：
在一句话中,and前可以加逗号吗?
比如They can also send e-meals at any time,and get the latest information through the Interent,which is open to both teachers and students in school.第一个逗号，为什么可以加啊？
比如They can also send e-meals at any time,and get the latest information through the Interent,which is open to both teachers and students in school.第一个逗号，为什么可以加啊？
问题解答：
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