题目内容
( D ) 3. Diaoyu Islands_China’s inherent territory
(固有领土)since ancient times.
A. is B. are
C. has been D. have been
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题目内容
( D ) 3. Diaoyu Islands_China’s inherent territory
(固有领土)since ancient times.
A. is B. are
C. has been D. have been