问题
选择题
There was a collision (冲突) in the waters off the Diaoyu Islands, _____ have been Chinese territory (领土)
since ancient times. [ ]
A. what
B. where
C. that
D. which
答案
答案：D
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There was a collision (冲突) in the waters off the Diaoyu Islands, _____ have been Chinese territory (领土)
since ancient times. [ ]
A. what
B. where
C. that
D. which
答案：D