问题描述：
The audience _____ so large that no seat was left unoccupied in the great hall. A. is B. are C. w
The audience _____ so large that no seat was left unoccupied in the great hall.
A. is B. are C. was D. has
The audience _____ so large that no seat was left unoccupied in the great hall.
A. is B. are C. was D. has
问题解答：
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