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111Unit 20 New FrontiersLesson 3 Scientific BreakthroughsCompound Words复合词1把两个或两个以上的词结合在一起构成新词的方法叫复合法。用复合法构成的词叫复合词。复合词种类繁多，从词性上看有复合介词，复合连词，复合副词，复合代词，复合数词等，而数量最多的是复合名词，其实是复合形容词，再次是复合动词。2复合名词（1）名词+名词 Lipstick, classroom, newspaper, workshop, bookstore, bloodtest（2）形容词+名词 Highway, dark glasses, easy chair, broadcast, blackboard, freeway, mainland, newcomer, gentleman（3）副词+名词 Overwork, upgrade, outhouse, outcomer, overcoat, afternoon, inland（4）动词+名词 Chopstick, pickpocket, breakwind（5）动词-ing+名词 Readingroom, sleepig-pill, dining-car,swimming-pool（6）名词+动词 Snowfall, waterway（7）动词+副词 Break-down, break-through, get-together, breakup（8）副词+动词 Output, onflow, downfall（9）名词+介词+名词 Son-in-law, father-in-law3合成形容词（1）名词+形容词 World-famous, homesick, snow-white, worldwide（2）形容词+形容词 Light-yellow, red-hot（3）现在分词+形容词 Steaming hot, cold biting（4）名词+现在分词 Peace-loving, man-eating, earth-shaking, fun-loving（5）名词+过去分词 Man-made, hand-made, snow-covered（6）形容词+现在分词 Good-looking, easygoing, hard-working（7）形容词+过去分词 Half-baked, hard-won（8）名词+名词+-ed Chicken-hearted, iron-hearted（9）形容词+名词+-ed Short-sighted,warm-hearted,kind-hearted,blue-eyed,simple-minded,cold-blooded（10）形容词+名词 New-type, everyday（11）动词+名词 breakneck（12）副词+形容词 evergreen（13）数词+名词+形容词 Seven-year-old, eight-foot-high, three-meter-wide（14）副词+现在分词 Hardworking, far-seeing（15）副词+过去分词 Well-written, well-known（16）副词+名词 Outdoor, indoor, underground（17）数词+名词+-ed Four-footed, two-faced, three cornered（18）数词+名词 400-merer,second-hand4复合动词（1）名词+动词 Sunbathe, sleep-walk（2）形容词+动词 White-wash, blacklist（3）副/介词+动词 Understand, overcome, overeat, underline5合成副词（1）名词+副词 Head-on（2）名词+名词 sideways（3）形容词+名词 meanwhile（4）副/介词+名词 Inside, downstairs, downtown, outdoors111
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