A：Li Lei is my brother. are his books.B：Nice to meet you Li Lei.A. this TheseB. That t

问题补充：

A：Li Lei, is my brother. are his books.

B：Nice to meet you, Li Lei.

A. this, These

B. That, this

C. Those, these

D. Those, that

答案：

(答案→)A. this, These

B. That, this

C. Those, these

D. Those, that

解析：当向对方介绍第三者时常用的句型结构是this is…