英语里一个单数 or 一个复数 后面跟is 还是 are
问题描述：
英语里一个单数 or 一个复数 后面跟is 还是 are
比如 I and cats （am/is/are) togerther
all living things are made up of 1 or many (cell/cells)
答
I and cats are together all living things are made up of 1 or many cells