在空白处填上适当的话语完成对话.
A:Did you watch the CCTV program at 22:00 yesterday?
B:No,I didn't._________________?
A:it's about Shenzhou Ⅶ.
B:Really?________________?
A:It was wonderful._______________?
B:Yes.I'm interested in it very much.
A:I'd like to be an astronaut when I grow up.
B:But it's not easy.
A:_____________.I'll do my best to make me strong and master some skills.______
_________,by the way
B:I want to be a teacher.
A:It's really cool.We both need to work hard.