问题
选择题
The factory I visited yesterday was not the one _ I once worked. [ ]
A. which, where
B. which, which
C. where, where
D. where, which
答案
答案：A
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The factory I visited yesterday was not the one _ I once worked. [ ]
A. which, where
B. which, which
C. where, where
D. where, which
答案：A