题目内容
5.-How many students are there in your class?-There are forty-five students.One third of them are girls.________ are boys.( )
| A. | Three fifths | B. | Two thirds | C. | Three fourths | D. | A half |
分析 --你们班有多少名学生.
--有45名.三分之一是女生,三分之二是男生.
解答 答案:B.
分数的表达形式为:基数词(分子)+序数词(分母),分子大于一时分母加s.根据One third of them are girls,可知三分之一是女生,男生占三分之二,三分之二的英语说法是Two thirds.故选B.
点评 本题考查分数的用法,考生在掌握基础知识的基础上结合语境可正确作答.
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