英语翻译1 必须采取些措施来控制水污染.2 现在已经找到了从垃圾中提取这些材料并加以利用的方法.3 有人建议会议推迟到星

1. Measures must be taken to control water pollution.
2. Method has been found to extract these materials from the garbages and made use of.
3. The meeting is suggested to be postponed until Monday.
4. It is well known that natural light is composed of many colours.
5. Another middle school is run by our district.
6. 1200 people were saved by the soldiers during the earthquake.
7. The northern area was attacked by an unexpected storm, and a serious flood was caused.