问题
选择题
What we want is an environmentally friendly car, especially _____ is good on gas. [ ]
A. one
B. one which
C. which
D. one that
答案
答案：D
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What we want is an environmentally friendly car, especially _____ is good on gas. [ ]
A. one
B. one which
C. which
D. one that
答案：D
