题目内容
5．-Can I help you，Sir？-______ egg and a glass of juice，please． （ ）
| A． | A | B． | An | C． | The |
分析 --先生，我能为您效劳吗？
--请来一个鸡蛋和一杯果汁．
解答 答案：B a，an 表示泛指，the 表示特指或者再次提到；根据____ egg and a glass of juice，please．可知是首次提到，且为泛指． egg 第一个音节是元音，应该用an，故选：B．
点评 主要考查冠词的用法，做此类题目应该注意：冠词本身所具有的含义，以及冠词后面所跟单词的发音问题．本题主要考查不定冠词an的用法．
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