英语成绩 - 小学 - 单元 1 - 1B

the number 21; the number of days in three weeks

二十一

the number 22; the number of players on two soccer teams

二十二

the number 23; the number of pairs of chromosomes in the human body

the number 30

三十

the number 40

四十

the number 50

五十

the number 60

六十

the number 70

七十

the number 80

八十

the number 90

九十

the number 100

一百

being one more than one hundred

一百零一