19 - nineteen
20 - twenty
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
40 - forty
50 - fifty
60 - sixty
70 - seventy
80 - eighty
90 - ninety
100 - one hundred
31等等的就像21,22那样的在后面加上-数字就行了
【1至100英语单词怎么写】
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