In order to protect the environment，supermarkets and stores are forbidden to free plastic bags to shoppers.
A. put away
B. put off
C. give off
D. give away
网友回答
A. put away
B. put off
C. give off
(答案→)D. give away
解析：考查词组：A．put away收好B．put off 推迟C．give off散发 D．give away赠送，泄漏，句意：为了保护环境，超市和商店被禁止赠送免费塑料袋给顾客。选D。