(过去将来完成时)老师说作业在下周前交。
The teacher said the assignment would have been handed in before next week.
过去将来完成时的被动语态。校长说教学楼将在五月份之前建成。
The headmaster said that the teaching building would have been completed before May.
过去将来完成时的被动语态。校长说教学楼将在五月份之前建成。
The headmaster said that the teaching building would have been completed before May.
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