, I always feel I want a few more days.
A. However long is a vacation
B. However long a vacation is
C. However is a vacation long
D. However a vacation is long
网友回答
A. However long is a vacation
(答案→)B. However long a vacation is
C. However is a vacation long
D. However a vacation is long
解析：考查however的用法：however可以引导让步状语从句，结构是however+adj/adv+主谓, long是形容词，用however，句意是：无论假期有多长，我总是觉得想要更多。选B。