冈本质感超薄有多厚:2011年职称英语词汇学习:构词法(2)
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2011年职称英语词汇学习:构词法(2)
2.派生:通过加前缀或后缀构成另一个词:(1)前缀一般不造成词类的转变,而只是引起意思上的变化。前缀中有相当一部分可构成反义词:
前缀 意思 例词 un- 不 做相反动作 unhappy uncomfortable undress undo dis- 不 做相反动作 dislike disagree disinfect disconnect in- 不 informal inconvenient im- 不 impolite impossible non- 不 non-existent nonconductor
职称英语 还有一些表示其他意思的前缀:
前缀 意思 例词 re- 重新 retell rewrite co- 共同 co-exist co-operate super- 超级,上层 supermarket superman sub- 下面的 subway subdivide inter- 之间的,相互 international interact
(2)构成名词的后缀常用的有:
后缀 例词 -er thinker teacher -or actor sailor -ee employee trustee -ess actress waitress -ness illness happiness -(a)tion preparation dictation -ment movement government -ing building painting -ship leadership friendship -hood childhood motherhood
(3)构成形容词的后缀常用的有:
后缀 例词 -ful useful cheerful -less careless homeless -ish childish selfish -ive active collective -able acceptable agreeable -ible sensible responsible -al critical exceptional -ous famous continuous -ic realistic historic -en golden wooden