--He is so unhappy. What made him disappointed?
--It’s his plans. You can’t imagine what it’s like to feel that all your plans for the future have .
A. set down
B. turned down
C. put down
D. broken down
网友回答
A. set down
B. turned down
C. put down
(答案→)D. broken down
解析：考查动词短语：A. set down记下，B. turned down拒绝，C. put down放下，D. broken down崩溃，破裂，垮掉，句意：--他很不高兴。什么使他这么失望？--是他的计划。你不能想象你未来的计划都破裂了是什么样的感觉。选D。