It was essential that all the necessary documents______to the president’s office before the end of the month.

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问题 It was essential that all the necessary documents______to the president’s office before the end of the month.

选项 A、be handed in
B、must be handed in
C、should hand in
D、had been handed in

答案A

解析
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本试题收录于: 英语题库普高专升本分类
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