1. It must be pointed out that it is one of our basic state policies to control population growth while raising the quality of the population. 必须指出的是…

2. It must be kept in mind that there is no secret of success but hard work.

必须记住：…
3. It can be safely concluded from what has been discussed above that there is no difficulty in the world we cannot overcome.

通过以上讨论，我们可以有把握地得出结论：…

4. As is known to all, knowledge is power. 众所周知: 知识就是力量。
5. It is a common saying that where there is a will, there is a way. 常言道：…

As a popular saying goes,“Everything has two sides.” 常言道：…

6. According to a recent survey, four million people die each year from diseases linked to smoking.

依照最近的一项调查，每年有4 000 000人死于与吸烟有关的疾病。

7. The latest survey shows that quite a few children have unpleasant associations with homework.  最近的调查显示相当多的孩子对家庭作业没什么好感。

8. People seem to fail to take into account the fact that education does not end with graduation.  人们似乎忽视了教育不应该随着毕业而结束这一事实。

9. When it comes to education, the majority of people believe that education is a lifetime study.说到教育，大部分人认为其是一个终生的学习。

10. Many experts point out that physical exercise contributes directly to a person's physical fitness.许多专家指出体育锻炼直接有助于身体健康。

11. An increasing number of people are beginning to realize that education is not complete with graduation.

越来越多的人开始意识到教育不能随着毕业而结束。
12. All this shows that nothing can prevent us from achieving our aims.

所有这一切表明：

13. It is true that we must make every effort, otherwise we cannot catch up with the developed countries. 我们确实得竭尽全力了，否则…
14. I take it for granted that they will support this idea. 我想当然…
15. In a certain sense, a successful scientist is a person who is never satisfied with what he has achieved. 从某种意义上说…
16. There is no denying (the fact) that air pollution is an extremely serious problem: the city authorities should take strong measures to deal with it.

无可否认，空气污染是一个极其严重的问题：城市当局应该采取有力措施来解决它。

17. If we can do as mentioned above, there can be no doubt that we can master English.  如果我们能做到如上所述，毫无疑问， 我们就能精通英语。