书籍 Total English - 初级 - 第 2 单元 - 第 3 课

the number 11

十一

the number 12

十二, number twelve

the number 13

十三

the number 14

十四

the number 16

十六

the number 17

十七, 17

the number 18

十八

the number 19

十九

the number 20

二十

the number 21; the number of days in three weeks

二十一, 21

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 24; the number of hours in a day

the number 25; the number we get when we multiply five by five

the number 26; the number of English alphabets

the number 27; the number we get when we multiply three by seven

the number 28; the number we get when we multiply fourteen by two

the number 29; the number that is the last year in a person's twenties

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, 70

the number 80

八十, 80

the number 90

九十, 90

of the number 100; the number of years in a century

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