分类：教育/科学-学习帮助
问题：谁来帮我做英语选择题1___
1___--of the teachers in our school is 118,______of them are women teachers.A.The numder,one-fourth  B.The number,a quarter.A number,one second  D.A number,three quarters2.About_____of the earth is covered with water.A.three-quarter          B.three quartersC.th1___--of the teachers in our school is 118,______of them are women teachers.A.The numder,one-fourth  B.The number,a quarter.A number,one second  D.A number,three quarters2.About_____of the earth is covered with water.A.three-quarter          B.three quartersC.three-fourth           D.three fourths
回答：我看了那么多答案我头都晕了,真是重赏之下必有勇夫啊~~~

1.A (更好)
CD中 a number of是一些的意思,你可以后面跟干什么事,但很明显118是数字,比较符合句意的是"老师的人数",也就是the number of
因此CD不符.
再来看看A和B a quarter of 很多时候是不太用的,quarter单独出现,表四分之一. 何况A 中one-fourth 没有任何问题,表示四分之一. 

2.B
用基数词和序数词组成的表分数的形式中,必须有"-"连接,除了前面是1以外,序数词后面必须有"S",因此ACD错.