内容正文:
数词概念图表
数词类型
例子
语境应用详细例子
英文句式语境应用例子
基数词(Cardinal Numbers)
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, ...
在日常生活中,基数词被广泛应用于计数、计量、年龄、时间等场合。例如,你有2个苹果
I have two apples and three oranges. (我有两个苹果和三个橘子。)
序数词(Ordinal Numbers)
first, second, third, fourth, fifth, sixth, seventh, eighth, ninth, tenth, eleventh, twelfth, ...
序数词用于表示顺序、排名、日期等场合。例如,今天是这个月的第一天;我排名全班第二;她的生日是8月8日,星期八;
She is ranked second in the class. (她在班里排名第二。)
十位数(Tens)
20-90的整十数词均以后缀-ty结尾,如twenty, thirty, forty, fifty, eighty等。表示“几十几”时,个位和十位之间需加连字符。
在表达年龄、时间、价格等场合时使用十位数。例如,我今年20岁;下午3点开始上课;这件衣服价格为45美元。
He is twenty years old. (他今年二十岁。)
百位数(Hundreds)
由百位和十位组成的数词,如100-999。先写百位,后加and,再写十位和个位。
在表达较大的数字、年龄、时间等场合时使用百位数。例如,我有300美元;她今年200岁;。
There are three hundred students in our school. (我们学校有三百名学生。)
万位数(Thousands)
由千、百和十组成的数词,如1000以上。先将数字从右向左数起,每三位数加一个逗号“,“分隔开。从右向左数,第一个逗号前的数字用thousand(千),第二个逗号前的数字用million(百万),第三个逗号前的数字用billion(十亿)。两个逗号之间最大数为百位数的形式。
在表达人口、金额、距离等较大数字时使用万位数。例如,北京市人口约为200万;这套房子的价格是500万;从北京到上海的距离约为1000公里。
There are approximately two million people living in Beijing. (北京市大约有二百万人口。)
Like many, Dean once viewed surfing as a lifestyle, not a sport. He came to it several years____36____earning his graduate degree and going to work at a clinic. “As I surfed more frequently,” he says, “I started to think about it____37____(different)-what do I need to do to catch more waves____38____make more turns?”
Dean’s clinical background was the key factor____39____led him to begin reconsidering those ideas. When his son started catching waves with friends, he asked____40____(many)questions: Why don’t surfers train the way football players do? He____41____(assess)the boys’ movements on the water and developed conditioning plans involving unstable surfaces. He reviewed hours of video footage,____42____(focus)on how their techniques could be improved.
Dean opened a surf club in 2010.Over the____43____(year)he has trained Simpson, a US Open championship____44____(wi