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1、【句式句法】本句型中,before引导时间状语从句，意为“在之前。before引导时间状语从句时，用以表示从句动作发生之前的时间，译法灵活。eg: We need to get to the root of the problem before wc can solve il.在我们解决问题之前，我们需要找到问题的根源。【考点提炼】It took/will take/was/will be+*段时间+bcfore 从句 之后才【归纳拓展】(1)强调从句动作发生在主句之前，意为“不等就 He had got on (he train before I could say goodbye. 我还没
2、来得及说再见，他就已经上了火乍。Before he knew it, Nicholas was lost, all alone!尼古拉斯还未弄明白怎么回事就迷路了，变成了独自一人！(2)在“It+be+时间段+before从句”中，意为“之后才It will be five years be tore wc meet again.五年之后，我们才能再相见。(3)在 “lt+be+not+long+before 从句”中，意为“不久就It was not long before he sensed the danger of the position.不久他就意识到了处境的危险。hardlybe
3、fore/when意为“刚就,火车就开了。翻译句子：如果你错过这个机会，可能要数年后你才会遇到类似的机会。It will be several years betbre you get a similar chance if you miss this one.专家们指出，很多年后地震的幸存者才能完全恢复过来。Experts Dointed out thal it would be many years befbre survivors in earthquakes got fidI、recovered.还有一些技术问题有待解决,可能还要过一段时间这个系统才能被投入使用。With some t
4、echnical Droblems t。be solved, it might be a period of tkne befbre the system could be Dut into use.2.教材原句Your lights will come on the instant you enter the door along with your favourite music or TV programmes, and you will find your dinner already prepared fbr you,你一进家门，你家的灯就会亮起 来，你最想喜欢的音乐和电视节目也会自
5、动播放，并且你会发现你的晚餐已经准备好了。【句式句法】the instant (that)+句子意为就”表示“一就”的其他常用句型：(l)as soon as+时间状语从句(2)the moment/the instant/thc minute/the second+时间状语从句(3)immediately/directly/instantly+时间状语从句一句多译：我一到上海就给你打电话。 I will call you as soon as I arrive in Shanghai.(as soon as+时间状语从句) I will call you Ihc moment I arriv
6、e in Shanghai.(the mornent/the instant/thc minute/the second+时间状语从句) I will call you immediately I arrive in Shanghai.(immediately/directly/instantly+时间状语从句)单句语法填空1. Tom was playing computer games when his mother switched off the power.2. We often walk to the beach, which is within walking distance
7、(distant) of my house.3. If you stick to choosing subjects according to your Drefbrence(prefer), you should explain to your parents patiently and carefully.4. It is very inconvenient fbr him to go to school because the school is rather disianl (distance) from his home.5. The plan is designed to moti
8、vate employees to work more efficiently (efficient).6. We must constantly(constant) adapt and innovate to ensure success in a growing market.7. As a teacher, you should pay extra attention to students,abno门nal(nomial) behaviour.8. She gave her children a warning (warn) not to bite their nails.9. Wc
9、arc trying to dciccl (detective) and understand how the climates change.10. So much emphasis (emphasize) is placed on the school as a transmitter of moral values.11. Computers are becoming home appliance nowadays, (apply)12. The vegetarian burger was an innovative(innovate) which was rapidly exporte
10、d to Britain.13. The associated company is sure to have the Dotential(potentially) for growth.14. He thinks we are living in a fully iniergraled (integrate) society.15. He threw all (hose that oppose (opposing) him into prison.16. We need some ordinary facilities and clccirical (electricity) equipme
11、nt, such as balance, crucible, tongs and so on.17. Who made the most accurate prediction(predict) of their future life satisfaction?18. Its abnormal (nonnal) fbr the little boy to eat so much.19. A combinaiion (combine) of talent, hard work and good looks have taken her to the top.20. She believed s
12、he had come up with one of the greatest innovations (innovate) of modern times.21. He advocated banning (ban) cars in the city centre at the meeting.22. Ades constant absence (absent) from work made his boss very angry.23. While shopping, people sometimes cant help being Dersuaded (persuade) into buying something they dont really need.