Once it is formed a bad habit is not easy to .A. get rid ofB. pick OutC. cut offD. care fo

问题补充：

Once it is formed，a bad habit is not easy to .

A. get rid of

B. pick Out

C. cut off

D. care for

答案：

(答案→)A. get rid of

B. pick Out

C. cut off

D. care for

解析：考查短语。A．摆脱，除去 B．挑选出 C．切断，中断 D．关心，照顾。句意：一旦形成，一个坏习惯很难被摆脱。故选A。