问题
选择题
The cost of living in Glasgow is among the lowest in Britain, ______ the quality of life is probably one
of the highest.[ ]
A. since
B. when
C. as
D. while
答案
答案：D
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The cost of living in Glasgow is among the lowest in Britain, ______ the quality of life is probably one
of the highest.[ ]
A. since
B. when
C. as
D. while
答案：D