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【问】 《新编英语语法》(上)(P.115)在讲到不定冠词的用法时说:“笼统指某人或某物,但不具体说明何人何物(名词带有描绘性修饰语时,仅把意义范围缩小) 例如:I met an old man on my way here.A book I want has been acquired by the library.”读了以上 ......      （共1534字）     [阅读本文]>>