(3).从 20——99 整数几十中除twenty,thirty, forty,fifty,eighty为特殊形式外 , sixty,seventy,ninety都是其个位数形式后添加后缀-ty构成 。表示几十几时 , 在几十和个位基数词形式之间添加连字符“-” 21 twenty-one 76 seventy-six (4).百位数个数基数词形式加“hundred” , 表示几百 , 在几十几与百位间加上and.101 a hundred and one 320 three hundred and twenty 648 six hundred and forty-eight (5).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 。
9.一到九十的英语单词是什么一到十:
1 one
2 two
3 three
4 four
5 five
6 six
7 seven
8 eight
9 nine
10 ten
十一到二十:
11 eleven
12 twelve
13 thirteen
14 fourteen
15 fifteen
16 sixteen
17 seventeen
18 eighteen
19 nineteen
20 twenty
二十一到三十:
21 twenty-one
22 twenty- two
23 twenty- three
24 twenty- four
25 twenty- five
26 twenty- six
27 twenty- seven
28 twenty- eight
29 twenty- nine
30 thirty
三十一到四十:
31 thirty- one
32 thirty- two
33 thirty- three
34 thirty- four
35 thirty- five
36 thirty- six
37 thirty- seven
38 thirty- eight
39 thirty- nine
40 forty
四十一到五十:
41 forty- one
42 forty- two
43 forty- three
44 forty- four
45 forty- five
46 forty- six
47 forty- seven
48 forty- eight
49 forty- nine
50 fifty
五十一到六十:
51 fifty- one
52 fifty- two
53 fifty- three
54 fifty- four
55 fifty- five
56 fifty- six
57 fifty- seven
58 fifty- eight
59 fifty- nine
60 sixty
六十一到七十:
61 sixty- one
62 sixty- two
63 sixty- three
64 sixty- four
65 sixty- five
66 sixty- six
67 sixty- seven
68 sixty- eight
69 sixty- nine
70 seventy
七十一到八十:
71 seventy- one
72 seventy- two
73 seventy- three
74 seventy- four
75 seventy- five
76 seventy- six
77 seventy- seven
78 seventy- eight
79 seventy- nine
80 eighty
八十一到九十:
81 eighty- one
82 eighty- two
83 eighty- three
84 eighty- four
85 eighty- five
86 eighty- six
87 eighty- seven
88 eighty- eight
89 eighty- nine
90 ninety

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