— You look upset. What’s the matter ?— I had my proposal again.A. turned overB. turned on

问题补充：

— You look upset. What’s the matter ?

— I had my proposal again.

A. turned over

B. turned on

C. turned off

D. turned down

答案：

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。