_1. 不用说…… it goes without saying that …
_= (it is) needless to say (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, …
_= i am of the opinion that …
_例：in my opinion, playing video *s 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, …
_例：with the rapid d*lopment of *'s economy, a lot of social problems have come to pass。
_随着*经济的快速发展许多*问题产生了。
_5. ……是必要的 it is necessary (for *。) to do / that …
_…… 是重要的 it is important/essential (for *。) to do / that …
_…… 是适当的 it is proper (for *。) to do / that …
_……是紧急的 it is urgent (for *。) 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。
_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，*后都想放弃了。
_c) 每当我听到……我就忍不住感到兴奋。when*r i hear …， i cannot but feel excited。
_每当我做……我就忍不住感到悲伤。 when*r i do …， i cannot but feel sad。
_每当我想到……我就忍不住感到紧张。when*r i think of …， i cannot but feel nervous。
_每当我遭遇……我就忍不住感到害怕。when*r i meet with …， i cannot but feel frightened。
_每当我看到……我就忍不住感到惊讶。when*r i see …， i cannot but feel surprised。
_例：when*r i think of the clean brook near my home, i cannot but feel sad。
_= *ry time i think of the clean brook near my home, i cannot * feeling sad。
_每当我想到我家附近那一条清澈的小溪我就忍不住感到悲伤。
_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 s 过去式， s 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。
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