of their bad habits, the boys switched from being dependent on their parents to for others.
A. Having rid; sacrificing
B. Rid; sacrificing
C. Having been rid; sacrifice
D. To rid; sacrifice
网友回答
A. Having rid; sacrificing
(答案→)B. Rid; sacrificing
C. Having been rid; sacrifice
D. To rid; sacrifice
解析：可联系答.案.网客服索取。