— You look upset. What’s the matter ?
— I had my proposal again.
A. turned over
B. turned on
C. turned off
D. turned down
网友回答
A. turned over
B. turned on
C. turned off
(答案→)D. turned down
解析：考察turn词组。Turn over移交 turn on 打开 turn off 关闭 turn down 拒绝
句意为，---你看起来很失落，怎么了？----我的建议书又被拒绝了。