—Why is she feeling down today?
—Because the suggestion he has been turned down.
A. put away
B. put up
C. put down
D. put forward
网友回答
A. put away
B. put up
C. put down
(答案→)D. put forward
解析：短语辨析。A收拾，整理；B搭建，张贴；C写下，记下；D提出。句意：—为什么她今天情绪很低？—因为他提出的建议被拒绝了。根据句意说明D正确。