单词：acetylene chemistry
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[00:03.15]第五单元 复习 [00:06.30]Lesson 17 Read and act [00:09.87]第17课 阅读并表演 [00:13.45]During the break, [00:15.03]课间, [00:16.61]Li Lei happened to see Paul's mark on the report of a chemistry experiment. [00:19.94]李雷偶然
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[00:00.00]Unit 7 Living Together [00:06.77]Expansion 7 [00:08.48]2 School Events [00:13.17]Last week we asked students [00:15.06]to write about their favorite school events [00:17.32]in the year. [00:18.93]Here are some of their replies. [00:21.36]1
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[00:21.89]lesson 1 [00:36.05]Have/has got =have/has [00:59.22]I have got a CD player, [01:03.97]but Jim hasn't got one. [01:10.92]Has Lucy got one? [01:22.99]I have a CD player, [01:31.66]but Jim hasn't/doesn't have one. [01:50.60]Does Lucy have a Cd
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[00:03.89]Lesson 5 1 Dialogue [00:09.64]Mr Zhu is showing the students of Class 4 the chemistry lab. [00:16.30]Mr Zhu: Now,this is the chemistry lab. [00:20.45]Have you been in this lab before? All:No. [00:25.50]Mr Zhu: Ok,listen carefully,please. [0
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[00:09.20]Lesson 17 1.Read and act [00:15.36]During the break, [00:18.52]Li Lei happened to see Paul's mark on the report of a chemistry experiment. [00:25.08]Oh,Paul,you got another A+. Congratulations! [00:30.64]Thank you. [00:33.20]I wonder how yo
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Narrator: Radio Item 8: They said it would be a horror budget, and they were right: cigarettes, wine and spirits, petrol, and luxury cars8 - all up on July 1 - and a reversal of pre-budget policy in which we were promised that there would be no incre
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Narrator: D. Use abbreviations to quickly note down the rail distances and directions from London of the following places: i. Manchester (184 miles north-west) vi. Liverpool (193 miles north-west) ii. Cardiff (155 miles east) vii. Penzance (280 miles
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As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la
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Take for an example, bio-diesel fuel can be made from vegetable oil and animal fats, and its chemical make up includes carbin chains, joush worth knows that he didn't learn the chemistry class and hasn't taken chemistry yet. Brook horper, a field in
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Having the opportunity to take on a diverse range of classes such as economics and chemistry along with her music studies is the perfect combination for Diane. Marsha James | Washington DC 10 August 2010 Oberlin Conservatory of Music Student Diane Ly
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By Tom Rivers London 07 October 2009 Ada Yonath (file photo) Two Americans and one Israeli share this year's Nobel Prize in Chemistry for their work showing how the DNA code is translated into life itself. Americans Venkatraman Ramakrishnan and Thom
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By Kevin Billinghurst Stockholm 10 October 2007 The 2007 Nobel Prize for Chemistry has been awarded to Gerhard Ertl of the Max Planck Society in Berlin. Kevin Billinghurst has the story from Stockholm. The Royal Swedish Academy of Sciences honors Pr
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A Japanese and a pair of American scientists captured this year's Nobel chemistry prize for discovering a glowing green protein in jellyfish that can be used to spot the beginning of diseases like cancer. Lisa Bryant has more on the prestigious awar
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释义： There is ( are ) ... 有 虽然是最基本的表达方式，但在日常会话中占到的比例很大，可以分为多个类型进行表达。 There are ( is ) ... 表示单单的在，而 Here are ( is ) ... 表示递交物品或意见。
老外最常用的英文短语
1、take a shine to sb字面意思，给某人一些阳光，中国话来说，即青睐某人，喜欢某人，更多偏向印象好，有好感的意味。 例如： I'm sure he has taken a shine to you. 我敢肯定他对你有好感。 2、have a
英语口语