Please remember to remind them that the products inside are and must be handled with great care.
A. smooth
B. heavy
C. flexible
D. fragile
网友回答
A. smooth
B. heavy
C. flexible
(答案→)D. fragile
解析：形容词辨析。A顺利的；B重的；很大的；C灵活的；D易碎的，虚弱的；句意：请记住提醒他们里面的产品易碎，一定要小心地处理。根据句意说明D正确。