Unit11 Nineteen bones in the house!
【重点单词】
one1 two2 three3 four4 five5 six6 seven7 eight8 nine9 ten10 eleven11 twelve 12
thirteen 13 fourteen 14 fifteen 15
sixteen 16 seventeen 17 eighteen 18
nineteen 19 twenty 20 twenty-one 21

48'

跟读👆

139'

拼读👆

【重点句型】
How many bones are there in the house? 房子里有多少根骨头？

5'

There are eleven bones. 有11根。

3'

Ten and ten is twenty. 10加10等于20。

3'

【重点语法】
1.数字and 数字 is 数字.
2.How many+可数名词复数用来询问多少。