．Chen Chunlong is a hero of Liaocheng can be proud.A. whoB. whomC. thatD. which

问题补充：

．Chen Chunlong is a hero of Liaocheng can be proud.

A. who

B. whom

C. that

D. which

答案：

A. who

(答案→)B. whom

C. that

D. which

解析：可联系答.案.网客服索取。