问题
选择题
The elderly people still prefer to live in the countryside, ________ city life is considered as convenient and fast.
A．while
B．unless
C．though
D．as
答案
答案：C
C 考察让步状语从句。句义：尽管城市生活被认为是方便快捷的，但是老年人仍然喜欢住在农村。While意为尽管，虽然。故C正确。