题目内容
18.How careless Sally is!She made ______ large number of mistakes in the exam.( )| A. | a | B. | an | C. | the | D. | / |
分析 Sally真粗心!她在考试中犯了很多错误.
解答 答案A.根据large number of可知此处考察的是固定词组搭配,a large number of(许多…),所以空格处应填a或an,a用于辅音音素前,an用于元音音素前,large[lɑ?d?]第一个发音为辅音音素[l],故答案选A.
点评 主银固定短语的积累,牢记a和an的用法口诀:a和an很相像,两种用法不一样;辅音音素a提前,元音音素an优先;代在名前来相伴,a和an看不见.注意:辅音和元音都是指的因素,不是字母.如名词前出现其他的代词,就不用a或an.
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