问题
选择题
_________, 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
答案
答案：B
这题考查however引导让步状语从句，however+形容词或副词+主谓，句意是：无论一个假期有多长，我总是想要更多。选B。