Responsibility is one of the top qualities parents want their children to have when they .

问题补充：

Responsibility is one of the top qualities parents want their children to have when they .

A. bring up

B. grow up

C. look up

D. pick up

答案：

A. bring up

(答案→)B. grow up

C. look up

D. pick up

解析：短语辨析。A.提出；教育 B. 成长；逐渐形成 C.仰望；查阅 D. 捡起；获得。句意：当他们长大后，责任感是父母希望自己孩子拥有的一项顶级品质。故选B。