小题1:A
小题1:D
小题1:D
小题1:B
小题1:C
试题分析：
小题1:根据Do you kike yellow, orange, or red? If you do, you must be an active person who enjoys life. 描述可知选A。
小题2:根据A yellow room makes most people feel more cheerful and more relaxed than a dark green one;描述可知选D。
小题3:根据On the other hand, black is depressing(令人压抑的).及下文描述可知黑色令人压抑。选D。
小题4:根据the workers will work better, harder, and have fewer accidents when their machines are painted orange rather than black.描述可知选B。
小题5:这篇短文主要描述的是颜色对于人的影响，颜色的奥秘。故选C，