1表明事实1、We cannot ignore the fact that我们不能忽略这个事实2、No one can deny the fact that没人能否认这个事实3、This is a phenomenon that many people are interested in.4、be closely related to (与.息息相关)2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3给出原因1：The reason why + 句
