1. 不用说…… It goes without saying that = It is obvious that …

例：不用说早睡早起是值得的。It goes without saying that it pays to keep early hours.

2. 在各种……之中，…… Among various kinds of …， … /= Of all the …， …

例：在各种运动中我尤其喜欢慢跑。Among various kinds of sports, I like jogging in particular.

3. 就我的看法……;我认为……In my opinion, …= To my mind, …= As far as I am concerned, …

例：In my opinion, playing video games not only takes much time but is also harmful to health. 就我的看法打电动玩具既花费时间也有害健康。

4. 随着人口的增加…… With the increase/growth of the population, …

随着科技的进步…… With the advance of science and technology, …

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例：With the rapid development of Taiwan's economy, a lot of social problems have come to pass. 随着台湾经济的快速发展许多社会问题产生了。

5. ……是必要的 It is necessary (for sb.) to do / that … ……

是重要的 It is important(for sb.) to do / that … ……

是适当的 It is proper (for sb.) to do / that … ……

是紧急的 It is urgent (for sb.) to do / that …

例：It is proper for us to keep the public places clean.

It is proper that we (should)keep the public places clean. 我们应当保持公共场所清洁。

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6. 花费 spend … on sth. / doing sth. …

例：我们不应该在我们不感兴趣的事情上花太多的时间。 We shouldn't spend too much time on something we aren't interested in.

7. how 引导的感叹句

例：那至少可以证明你很诚实。At least it will prove how honest you are. 8. 状语从句

A)如果你不……，你就会…… If you don't …， you'll …

例：If you don't keep working hard, you'll lose the chance. 如果你不坚持努力工作，你就会失去这次机会。

B) 如此 ……，以至于…… so … that …

例：At that moment, I was so upset that I wanted to give up. 当时，我非常伤心，最后都想放弃了。

9. 宾语从句：我认为，…… / 我认为……不 I think / I don't think that …

我想知道是否…… I wonder whether …

例：He doesn't think I should stop him joining the club.他认为我不应该阻止他参加这个俱乐部。

10. Since 主语 过去式， 主语 现在完成式。

例：Since he went to senior high school, he has worked very hard.自从他上高中，他就一直很用功。