A. She's my mother.
B. I have a happy family.
C. What's this?
D. This is my father.
Rose: ____
Tom: It's a picture (照片) of my family.
Rose: Who's this?
Tom: ____
Rose: Who's she?
Tom: ____ And this is me.
Rose: Are you happy?
Tom: Yes. ____
①9 25 -(3 37 +0.4)
②1.8× 14 +2.2×25%
③ 11×3+13×5+15×7+⋯+117×19+119×21