I would rather send my daughter to a dancing class, my husband prefers her to learn pian

I would rather send my daughter to a dancing class, my husband prefers her to learn piano first.
A. when
B. while
C. although
D. however

A. when(答案→)B. whileC. although D. however解析：考查状语从句。句意：我宁愿送女儿去上舞蹈课，然而我丈夫想让她先学钢琴。when当，既然；while当；然而，表对比；although尽管，表让步；however然而，后用逗号与橘子隔开。这里表示对比，故选B。

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