九、表示好处和坏处

　　1：It has the following advantages.它有如下优势

　　2：It is beneficial/harmful to us.==It is of GREat benefit/harm to us.它对我们有益处

　　3:It has more disadvantages than advantage.他有很多不足之处

　　十、表示重要、方便、可能

　　1：It is important(necessary/difficult/convenient/possible)for sb to do sth.对于某人做……是……

　　2：It plays an important role in our life.

　　十一、采取措施

　　1：We should take some effective measures.我们应该采取有效措施

　　2：We should try our best to overcome/conquer the difficulties.我们应该尽最大努力去克服困难

　　3：We should do our utmost in doing sth.我们应该尽力去做…… 4：We should solve the problems that we are confronted/faced with.我们应该解决我们面临的困难

　　十二、显示变化

　　1：Some changes have taken place in the past five years.过去五年发生了很多变化

　　2：GREat changes will certainly be produced in the international communications.在国际交流中理所当然会发生很多大的变化