Hong Zhanhui never gives up trying. It is the love and responsibility has driven him to g

问题补充：

Hong Zhanhui never gives up trying. It is the love and responsibility has driven him to go through hardships and survive in life.

A. what

B. which

C. who

D. that

答案：

A. what

B. which

C. who

(答案→)D. that

解析：考查强调句结构。被强调的是主语the love and responsibility，因此，空白处应填上that。