4. 形容词转化为名词
He didn’t know the difference between right and wrong. 他不辨是非。
The old in our village are living a happy life. 我们村的老年人过着幸福的生活。 5. 形容词转化为副词 How long have you lived there? 你在那儿住多久了?
6. 个别词在一定场合中可转化为名词 Warm clothes are a must in the mountains. 穿暖和的衣服到山区去是必须的。 Life is full of ups and downs. 人生有得意时也有失意时。
His argument contains too many ifs and buts. 他的辩论中含有太多的“如果”和“但是”。 二. 合成法(composition)
由两个或两个以上的单词连在一起合成一个新词,这种构词法叫做合成法,合成的词叫
做合成词(compounds)。合成词的写法由习惯决定,可以写在一起,也可以用连词符
号连接。 1. 合成名词 名词/代词+名词
newspaper blood-test she-wolf
动词+名词
typewriter pickpocket daybreak 形容词+名词 greenhouse highway 副词+名词 overcoat outside 名词+v.-ing/v.-ing +名词
handwriting reading-room freezing-point 动词+副词/ 副词+ 动词
breakthrough get-together outbreak outcome 名词+介词+名词
sister-in-law editor-in-chief 2. 合成形容词
名词+形容词/形容词+名词
world-famous duty-free large-scale long- term 副词+形容词 over-anxious evergreen 名词+过去分词 man-made sun-burnt 名词+现在分词
peace-loving English-speaking 形容词+现在分词 good-looking easy-going 副词+过去分词
well-informed widespread 副词+现在分词 hardworking far-reaching 形容词+名词+ed
warm-hearted absent-minded 数词+名词+ed three-legged ten-storied 数词+名词 one-way five–star 数词+名词+形容词 ten-year-old 800-meter-long 名词+to+名词
face –to-face door - to -door 3. 合成动词 名词+动词 baby-sit sleepwalk 副词+动词
outnumber underestimate overwork 形容词+动词 whitewash 4. 合成副词 形容词+名词 meanwhile anyway 形容词+副词
everywhere anyhow 副词+副词 however 介词+名词 beforehand overhead 介词+副词 forever 5. 合成代词
代词宾格+self/selves herself themselves 物主代词+self/selves myself yourselves 形容词+名词 anything nothing 6. 合成介词 副词+名词 inside outside 介词+副词 without within 副词+介词 into 三. 派生法
由一个词加上前缀或后缀构成一个与原单词意义相近或截然相反的新词叫做派生法。
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