Mr.Green is a good worker.He has rich ___ (经验)because he has had lots of working ___(经历).
问题描述：
Mr.Green is a good worker.He has rich ___ (经验)because he has had lots of working ___(经历).
答
experience 经验不可数
experiences 经历可数
答
experience experiences
答
Mr. Green is a good worker. He has rich _experience_ (经验)because he has had lots of working experiences(经历).
\experience解释为经验的时候不可数
解释为经历的时候可数
有不会的可以再问我