| 合词法 (Compounding)   把两个或更多个词合成为一个新词的方法叫合词法,构成的新词叫复合词。在拼写形式上,有些复合词没有一定的形式,可以连写在一起,如 
              textbook,可以用连字号连接,如text-book,也可以分开写,如text book。合词法可构成任何词类(多为名词和形容词)。   1. 复合名词,如:night-school(夜校) pickpocket (扒手)
 toothache(牙痛) drinking water(饮用水)
 air-conditioning(空调) goal keeper(守门员)
 by-product(副产品) break-through(突破)
 income(收入) offspring(子孙)
 editor-in-chief(主编) good-for-nothing(无用的人)
   2. 复合形容词,如:ill-tempered(脾气不好的) peace-loving(爱好和平的)
 good-looking(好看的) far-reaching(深远的)
 handmade(手工制作的) ready-made(现成的)
 duty-free(免税的) dark green(深绿色的)
 full-time(专职的) all-round(全能的)
   3. 复合动词,如:baby-sit(照看婴儿) sunbathe(做日光浴)
 overhear(无意中听到) undergo(经历)
 safeguard(捍卫) whitewash(粉刷)
   4 复合代词,如:myself, themselves, everybody, something, nothing, each other, 
              one another
   5. 复合数词,如:twenty-one, forty-five, one-third, twenty-third
   6. 复合副词, 如:beforehand, halfway, maybe, upstairs
   7. 复合介词,如:into, along with, from behind, except for, according to, because 
              of, thanks to
   8. 复合连词,如:as if, so that, even if, according as
 
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