短文改错。

      注意：1.每处错误及其修改均仅限一词； 

                  2．只允许修改10处，多者（从十一处起）不计分。

Dear sir,

     I'm glad to recommend (推荐) you to my friend Li Ming. Li Ming was born in July 15 , 1974 in Beijing. He graduated from Xisi Primary School in 1986 .      

     When he was in the middle school, he did good in maths, physics and chemistry and fond of art. After

graduating from No. 4 High School, he entered   Beijing University study physics. After four year of hard work there, he went to the United States for further study. Because of his excellent work, he get a doctor's degree in physics in this year. He is now in good health but would like to make contributions to our

country．I will be most gratefully if you consider my recommendation．Looking forward to receive your

early reply

                           Yours truly,

                           Wang Lin

关于外部出单点出单人员，以下说法正确的是（）

A.出单人员由支公司派驻的，其薪酬福利、绩效考核、业务质量、资格认证由支公司负责。

B.出单人员由合作方指定的，其出单业务管理相关工作由出单中心负责。

C.出单人员由出单分中心派驻的，其薪酬福利、绩效考核、业务质量、资格认证由出单中心负责。

D.出单人员由支公司派驻的，其业务质量、行为规范、资格认证、业务培训由出单中心负责。