个数基数词形式加“hundred”,表示几百,在几十几与百位间加上and.101 a hundred and one320 three hundred and twenty648 six hundred and forty-eight
E.千位数以上
从数字的右端向左端数起,每三位数加一个逗号“,”。从右开始,第一个“,”前的数字后添加 thousand,第二个“,” 前面的数字后添加 million,第三个“,”前的数字后添加 billion。然后一节一节分别表示,两个逗号之间最大的数为百位数形式。2,648 two thousand six hundred and forty-eight16,250,064 sixteen million two hundred and fifty thousand sixty-four5,237,166,234 five billion,two hundred and thirty-seven million,one hundred and sixty-six thousand,two hundred ,and thirty-four
There are hundreds of people in the hall.大厅里有数以百计的人。Thousands and thousands of people come to visit the Museum ofQin Terra-Cotta Warriors and Horses every day.每天有成千上万的人来参观秦兵马涌博物馆。They went to the theatre in twos and threes.他们三三两两地来到了剧院。
G.表示人的不确切岁数或年代,用几十的复数形式表示。
He became a professor in his thirties.他三十多岁时成为了教授。She died of lung cancer in forties.她四十来岁时死于肺癌。It was in the 1960s.那是在二十世纪六十年代。
H.基数词的句法功能
基数词在句中可作主语、宾语、定语、表语、同位语。The two happily opened the box.两个人高兴地打开了盒子。(作主语)I need three altogether.我总共需要三个。(作宾语)Four students are playing volleyball outside.四个学生在外面打排球。(作定语)We are sixteen.我们是16个人。(作表语)They three tried to finish the task before sunset.他们三个人尽力想在日落前完成任务。(作同位语)