Key works:
1.who谁

11'

2.is是

15'

3.it它

8'

4.spaceman宇航员

17'

全文朗读：

21'

title题目朗读

15'

Biff

16'

and Chip

15'

Mum

10'

and Kipper

12'

Floppy

18'

and a spaceman

29'

No，it's Dad.

7'

The end！⛳️⛳️