题目内容
The manager entered the office and was happy to learn that four-fifths of the tickets ______.
A. was booked B. had been booked
C. were booked D. have been booked
B
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题目内容
The manager entered the office and was happy to learn that four-fifths of the tickets ______.
A. was booked B. had been booked
C. were booked D. have been booked
B