题目内容
16.Mary is high school student in English.( )| A. | a 18-year-old | B. | a 18-years-old | C. | a 18-years-old | D. | an 18-year-old |
分析 玛丽是一个18岁的英国高中生.
解答 答案:D.
复合形容词主要用来作定语,并且只作前置定语,即要放在被修饰词之前.它也可以作形容词,表示一个长时间的特点或性质.结合此题其构成是:数词+名词(单数)+形容词,并且要用连词符号连接;结合此句的关键部分--student 可知空处应该是作前置定语修饰名词student,所以符合上述用法."十八岁的"应表达为eighteen-year-old,在这里表示一个,应该加冠词,eighteen是以元音音素/e/开头的,应该用an.故选D.
点评 此题考查复合形容词的用法.做题时要根据在句中的成分联系其固定表达选择出正确的选项.
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