问题
选择题
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
答案
答案：B
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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
答案：B