Unit 3
Inventors and inventions
关键单词
distinguish
distinction
distinguished
1.____________ vi.& vt.显示……差异;使……有所不同;区分→____________ n.特点;特征→______________ adj.
著名;卓越
merciful
mercy
merciless
2.___________ adj.宽大;仁慈;慈悲→_________n.宽大;仁慈→___________ adj.无情;残忍 3._________ n.产品→__________ v.生产→__________
n.产量
product
produce
production
4.________ adj.突然;意外→________ adv.突然地;
唐突地
abrupt
abruptly
convenient
convenience
5.__________ adj.便利;方便;就近→___________n.方便;便利→___________ adv.便利地;方便地→_________n.不方便→_ ...


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