问题
选择题
Luckily, we'd brought a road map without _____ we would have lost our way. [ ]
A. it
B. that
C. this
D. which
答案
答案：D
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Luckily, we'd brought a road map without _____ we would have lost our way. [ ]
A. it
B. that
C. this
D. which
答案：D
