早教吧 育儿知识 作业答案 考试题库 百科 知识分享

Most of my knowledge has been acquired from books.中应该用has还是have?为什么?Most of my knowledge has been acquired from books.应该用has还是have?为什么呢?

题目详情
Most of my knowledge has been acquired from books.中应该用has还是have?为什么?
Most of my knowledge has been acquired from books.应该用has还是have?为什么呢?
▼优质解答
答案和解析
has
主语是knowledge,不可数名词,用单数.