【文章內(nèi)容簡介】 ose. 她是專程來看你的。 He came here on purpose to discuss it with you. 他到這來是要與你討論這件事的。 This lunch is on me. No. let39。s go Dutch. 這頓午飯我付錢。 不，還是各付各的。 On the contrary, it was very easy to understand. 相反，這事兒很容易理解。 P1ease e on time. (on schedule). 請準(zhǔn)時(shí)來。 注： in time 是 及時(shí) 的意思。 The train arrived on schedule. 火車準(zhǔn)時(shí)到達(dá)。 特定時(shí)間和 一……就 ，左右 on 后動名詞 例： Gases expand on heating and contract on cooling. 氣體加熱時(shí)膨脹，冷卻時(shí)收縮。 (特定時(shí)間 ) On entering the room, he found his friends dancing in high spirits. 一進(jìn)屋，他就發(fā)現(xiàn)他的朋友們在愉快地跳舞。 On reaching the city he called up Lao Yang. 一到城里他就給老 楊打了一個電話。 I39。ll write to him on hearing from you. 我接到你的來信就給他寫信。 (一……就 ) 以及 on the left, right 向左向右， on the stair 在臺階上等。 步行、驢、馬、玩笑 on， cab，carriage 用 in 例： On foot 步行 。 on horse 騎馬 。 on donkey 騎驢。 He rode on, blood flowing from his side. 他騎著馬，鮮血從腰部流下來。 The soldier of the Eighth Route Army rode 100 li on a horse a day in order to catch up with his unit. 為趕上部隊(duì)，那位八路軍戰(zhàn)士騎馬日行百里。 Go on horse back! 騎馬去！ You are having me on! 你和我開玩笑呢 ! in cab 和 in carriage 不能用 on 或 by cab 或 carrige。 at 山腳、門口在當(dāng)前，速、溫、日落價(jià)核心 即在山腳下、在門口、在目前，速度 、以……速率、溫度、在日落時(shí)、在……核心要用 at。 例： At the foot of the mountain, there are thirty of our rades. 在山腳下，有我們 30個同志。 There is a beautiful lake at the foot of the hill. 山腳下有一個美麗的湖。 At the gate of the house there are many children playing glassball. 門口有一大群孩子在玩玻璃球 。 Who39。s standing there at the door? 誰站在門口 ? I don39。t need the dictionary at present. 我現(xiàn)在還不需要這本詞典。 He is at present in Washington. 他目前正在華盛頓。 The train runs at fifty kilometres an hour. 火車每小時(shí)行駛 50 公里。 we built the plant at top speed and minimun cost. 我 們以最低的投資，最高的速度修建了該工廠。 at home 在國內(nèi)，在家里 at ten degrees centigrade 在攝氏 10 度 at minus ten degrees centigrade 攝氏零下 10 度 Water freezes at 0176。 centigrade. 水在鑷氏零度結(jié)冰。 Water usually boils at 100176。 . 水通常在攝氏 loo 度沸賜。 at zero 在零度 at the rate of 45 miles an hour at full speed 全速 at a good price 高價(jià) at a low cost 低成本 at a great cost 花了很大代價(jià) at that time 在當(dāng)時(shí) Evaporation takes place at all tempertures. 蒸發(fā)在任何溫度下都能發(fā)生。 at 1000RPM (revolution per minute) 每分鐘 1000 轉(zhuǎn) at a high speed 高速 The soldiers launched an attack upon the enemy at sunset. 戰(zhàn)士們在日落時(shí)對敵人 5 發(fā)起了攻擊。 at daybreak 日出時(shí) The force at the core leading our cause forward is the Chinese Communist Party. 領(lǐng)導(dǎo)我們事業(yè)的核心力量是中國共產(chǎn)黨。 The atom has a nucleus at its core. 在原子的中心有一個原于核。 At the beginning of this term the teacher in charge of our class was very strict with us. 這學(xué)期開始，我們的班主任老師對我們要求非常嚴(yán)格。 大學(xué)英語六級詞匯精講 （一） 1. Once you get to know your mistakes, you should _____them as soon as possible. A. rectify B. reclaim C. refrain D. reckon [CET6,2020,1] 2. We39。ll be very careful and keep what you39。ve told us strictly _____. A. private B. rigorous C. mysterious D. confidential [CET6,2020,1] 3. Before every Board meeting, it is customary for the ______ of the previous meeting to be read out. A. minutes B. precis C. notes D. protocol 4. He was barred from the club for refusing to _____with the rules. A. conform B. abide C. adhere D. ply 5. The girl was ________ a shop assistant。 she is now a manager in a large department store. A. presumably B. preliminarily C. formally D. formerly [CET6,1995,6] 6. Although the heavy rain stopped, it was at least an hour later that the flood began to _____. A. retire B. recede C. recline D. retreat 7. That ancient car of his is a ________ joke among his friends. A. steady B. standing C. settled D. stable 8. Whether their football team will win is a matter of _______ to me. A. discrimination B. deviation C. indifference D. interests [CET6,1996,6] 9. They threw petrol onto the bonfire and the sudden _______ lit up the whole garden. A. glow B. twinkle D. flare 10. He answers questions about how to keep _____ meats from being tough when braising. A. tender B. vulgar C. mild D. frail 11. The original elections were declared _____ by the former military ruler. A. void B. vulgar C. surplus D. extravagant [CET6,1994,1] 12. In the blazing heat of midday, the dog lay by the side of the boad,its mouth open _______. A. yawning B. panting C. surplus D. sniffing 13. Humidity is so intense in some parts of the tropos that Europeans find they are unable to ______ it. A. maintain B. persist C. endure D. sustain 14. At school he had a good academic record, and also ______ at sports. A. prevailed B. achieved C. surpassed D. excelled 15. The lecture ______ from prehistory to modern times and gave the audience much to think about. A. covered B. included C. ranged D. dealt 16. All the guests were invited to attend the wedding _____ and had a very good time. A. feast B. festival C. recreation D. congratulation [CET6,2020,1] 17. Why should anyone want to read _____ of books by great authors whom the real pleasure es from reading the originals? A. themes B. insights C. digests D. leaflets [CET6,1997,6] 18. His letter was in such a casual scrawl and in such pale ink that it was _______ . A. doubrful B. ambigous C. obscure D. illegible 19. The human voice often sounds ______ in the telephone. A. twisted B. irregular C. distorted D. deformed 20. When there39。s a doubt, the chairman39。s decision is _____ . A. fight B. definite C. fixed D. final 參考答案與精講 1. 答案選 A 。 A. rectify：改正 B. reclaim：要求收回，重得 C. refrain：（正式）克制，抑制 D. reckon：推斷，考慮，計(jì)算 2. 答案選 D。 A. private：私下的，不公開的 B. rigorous：精確的，嚴(yán)峻的 C. mysterious：神秘的 D. confidential：秘密的，機(jī)密的 3. 答案選 A。 A. minutes：會議記錄 B. precis：摘要 C. notes 筆記 D. protocol：法案，議案 4. 答案選 D。 A. conform：（ to）遵守 B. abide： (by)遵守 C. adhere： (to)遵守 D. ply： (with)遵守 5. 答案選 D。 A. presumably：據(jù)推測 B. preliminarily：初步地 C. formally：正式的 D. formerly：以前，從前 6. 答案選 B。 A. retire：退休 B. recede（洪水）退下 C. recline：向后靠，斜倚 D. retreat：撤退 7. 答案選 B。 A. steady：平穩(wěn)的 B. standin