举例说明水对人类的重要性
2. 举例说明我国所面临的水资源问题
3. 为了生存和发展人们要……
查看答案
一个老大爷来办事,他想办的事不符合规定,你不给他办.他就说你嫌他哕唆,大吵大闹引起很多群众围观。你怎么解决?
What gave the Nautilus the ability to remain submerged for a long time?
How many transformers must Mr. Louis Smith buy to get a discount of 5%? ______. Of them.