To our joy, the program teaching patients painting, dance, music and crafts is having res

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A. enjoyable
(答案→)B. outstanding
C. reasonable
D. reliable
解析：句意：欣慰的是，通过我们不断的努力，教患者学习绘画、舞蹈、音乐和手工艺的活动已经取得了显著效果。enjoyable 愉快的,快乐的；outstanding显著的，突出的；reasonable 合情合理的；reliable可信赖的，可靠的。故选B。