( )of the students in our class( _ )interested in micro blog

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( )of the students in our class( _ )interested in micro blogs(微博)on the Internet A Two fifths; is B Two fifths areC.Two five is D Two-five are

选择B
分数中分子用基数词表示分母用序数词表示分子大于1的分母要加s
谓语动词单复数由名词决定
再问：序数词基数词老是忘记，先说下是什么，再说下怎么记忆更好
再答：基数词就是1,2,3,4,5.。。。。序数词就是第一、第二、第三.... 当然写法上有不同比较特殊的就是10以内的序数词，然后整十倍的序数词单独记。
再问：那这个题的这句话什么意思
再答：在我们班级有2/5的同学对网络微薄感兴趣
再答：在我们班级有2/5的同学对网络微薄感兴趣

( )of the students in our class( _ )interested in micro blog ____of the students (in our class)are interested in learning The number of the students in our class is _ than in Class 3 in our class,---of the students-- girls the number of the students in our class is fifty The number of the students in our class is 32 One of the top students in our class英语作文 In our class ________ of the students are girls. In our class,-----------of the students are girls. In our class, about ______ of the students are girls. ----- of the students in our class is fifty-four,and ------ Two fifths of the students in our class ______ boys.