1 . 会议上正在讨论的这些问题非常重要，大多数都与我们学校的发展密切相关。（非限制性定语从句）
The questions ________ at the meeting are of great significance ________ are closely related to the development of our school.

3 . 这位正被讨论的女士花了很多年研究大象的行为。
The woman ________ ________has spent many years in studying the behaviour of elephants.

4 . After they had been trapped in the mine for two days, the miners were finally rescued.
→The miners, ____________________ in the mine for two days, were finally rescued. (用定语从句改写)
→The miners, ____________________ in the mine for two days, were finally rescued. (用分词改写)

7 . 被老师警告后，他们没有犯这样的错误。(现在分词的完成式作时间状语)
________ , they didn’t make such mistakes.

8 . 在参观了大学之后， 我们被带到了一栋楼里， 许多科学家在那里工作。
________________ around the university, we then were taken to a building, where many scientists worked.

9 . The residents can’t put up with the noise from those buildings which are being put up at the moment. (用非谓语形式改写划线部分)
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