甘肃省武威市民勤县2017届中考英语专题复习4数词无答案20180608428.doc
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1、专题复习(四)-数词基数词:1.百与十之间用and,十位与个位用“”eg:thirtyone 2.in the +年代s 在几十世纪几十年代 eg: in the 1990s=in the 1990s3.in ones +复数 在某人.岁时 eg: in his forties在他四十多岁时4.another two apples=two more apples 另外两个苹果分数:分子基数词,分母序数词,分子大于1,分母加s eg:a half 1/2 a quarter 1/4 three quarters 3/4 one third 1/3 two thirds 2/3 two fifth
2、s 2/5 百分数:数词+percent eg:40percent 40%百分数、分数+of+名词,谓语动词单复数取决于名词 eg:Two thirds of the work has been finished.其它用法:1.hundred.thousand.million.billion前有具体数字,不加s,不与of连用;无具体数字,既加s,又加of.2.half an hour半小时 3.one and a half hours=one hour and a half 一个半小时4.Page Ten=the 10th page Lesson One=the first lesson No
3、.10 bus Room1015.on ones+序数词+birthday 在某人.岁生日时6.时间表达:6:30 six thirty=half past six (at) 6:15 six fifteen=a quarter past six 6:45 six forty-five=a quarter to seven练习( ) 1. Lincoln was born on _. A. February 12, 1809 B. 1809, February 12 C. 1809, 12 February D. February 1809,12( ) 2. A _ boy can sing
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