Because so many people about ,the dogs have to be kept in an enclosure,为什么这句话是错误的.把because改成with 是对的.

Because so many people about ,the dogs have to be kept in an enclosure,为什么这句话是错误的.
把because改成with 是对的.

because 引导句子,而这个后面不是完整的句子,所以不能用because
with +主语+介词 表伴随状态 或原因等