冠词常考题型及解题要点

　　1.不定冠词a与an的区别

　　解题要点 “a”后面接以辅音开始的字词“an”后面接以元音开始的字词。当A、B、C、D四个选择答案中出现有a或an，应首先察看它后面的单词，以判断此不定冠词是否正确。

　　全真例题分析

　　(1) The Montreal International Exposition,“Expo. 67”was applauded for displaying an degree of taste superior to that of similar expositions.

　　(答案) B 改为a degree。

　　(2) If a atom loses any of its electrons, it becomes positively charged and can combine chemically with other atoms.

　　(答案) A改为an atom

　　(3) Since the beginning of this century the United States government has played an role in the supervision and use of the nation’s natural resources.

　　(答案) A改为a role

　　(4) A electric current can consist of charges that are positive, negative, or both.

　　(答案) A 改为An election

　　2. 可数名词前面通常要有冠词或其它限定形容词, 非泛指的可数名词一般不能独立存在。

　　全真例题分析

　　(1) A march is highly rhythmic piece of music first used by military bands to accompany marching. (94.1)

　　(答案) A 名词短语 piece of music 前面应加不定冠词：a highly rhythmic piece of music

　　(2) The sonometer is instrument used to study the mathematical relations of harmonic tones. (93.8)

　　(答案) A改为an instrument, instrument为可数名词，前面应有冠词。

　　(3) Accounting is described as art of classifying, recording, and reporting significant financial events.

　　(答案) A 名词art,表示“一门艺术”这个概念时，应加冠词。此句应改为an art。

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