The future population will be older than today, and this in turn will change the patterns of social demands. However, Mexico will still be far from the "aging societies" that will most likel...
Ever since humans have lived on the 11 , they have made use of various forms of communication. Generally, this expression of thoughts and feelings has beenintheformof12speech.Whenthereisalanguagebarri...
There is evidence that the usual variety of high blood pressure is, in part, a familial disease. Since families have similar genes as well as similar environments, familial diseases could be due to sh...
很多考生对英语快速阅读感到茫然所措，其实只要掌握一定的技巧，你就可以应付自如。 快速阅读顾名思义，就是让大家以最快的速度理解文章的主要...
快速阅读要求考生在15分钟内完成一篇1100字左右的文章和后面的10道题，有判断正误(包括NOT GIVEN)和填空题。填空题是根据阅读的理解，填三到四个单词...
四、六级的备考我们可以从时间上来分，一个是三个月以上的长期准备；一个是一个月左右的短期准备。对于能有时间长期准备、或者基础不佳需要一...
如何在四、六级考试复习最后时间里冲刺一把，快速提高成绩是广大考生所关注的。众所周知，在几类题型中，阅读同写作一样，也是在考前最后阶段...
We have all had falling dreams – it is such a common dream, in fact, that myths have arisen over them; the most common myth is, of course, that you will die if you hit the ground in the dream. I...
Data from the pioneer spacecraft of the National Aeronautics and Space Administration (NASA) 11 prove the theory that the burning 900-degree Fahrenheit surface temperature of Venus is 12 to an atmosph...
The motor car has been among the biggest influences on life in the 20th century, a powerful factor in the progress of civilization. It can, unfortunately, be a source of danger—but for every lif...