第一到第一百的英文单词答:81-89:eighty+基本序数1-9 90: ninetieth eighty-first, eighty -second, eighty -third, eighty -fourth, eighty -fifth, eighty –sixth, eighty -seventh, eighty - eighth, eighty -ninth, ninetieth 91-99:ninety+基本序数1-9 100: one hundredth ninety-first, ninety -second, ninety -...