有点小秘诀的:one, two, three four, five, six, seven, eight,nine,ten, eleven,twelve, thirteen, fourteen,fifteen, sixteen, seventeen, eighteen,nineteen, twenty.上面是1到20
20以后,就是twenty加上one依次到nine。twenty one就是21
30是thirty,依然是从one依次到nine,组成31到39
40,forty依然是从one依次到nine,组成41到49
50,fifty依然是从one依次到nine,组成51到59
60,sixty依然是从one依次到nine,组成61到69
70,seventy依然是从one依次到nine,组成71到79
80,eighty依然是从one依次到nine,组成81到89
90,ninety依然是从one依次到nine,组成91到99