Can you lend me the book the other day?
A. about which you talked
B. which you talked
C. about that you talked
D. that you talked
网友回答
A. about which you talked
B. which you talked
C. about that you talked
D. that you talked
解析：“谈到某事物”应说talk about sth。about是介词，其后要用which作宾语，不能用that。