
十进制:ten twenty thirty forty fifty sixty seventy eighty ninety
十到九十区间内的数:后面直接+ONE TWO THREE...
ten to ninety 10到90
1-100英语数字:
1-12:one two three four five six seven eight nine ten eleven twelve;13-19末尾以teen结尾,比如19 nineteen;
20-99可用“十位-个位”的方法读数,比如21 twenty-one;100的英文hundred。