选择合适的句子,补全对话。
Amy: Mum,__________
Ms Smart: Tom, you shouldn't play with the CDs!
Tom: Sorry, Mum.
Ms Smart: And you shouldn't throw the books everywhere.
Tom: __________
Ms Smart: Tom, you should tidy your toys.
Lingling: We'll help you, Tom.
Tom: __________
Ms Smart: Wow. The room is clean now. __________
Tom: Yes. I'm a good boy now.
Ms Smart: And thanks for your help, girls.
Amy and Lingling: __________
A. Thanks, Lingling.
B. What a good boy!
C. You' re welcome.
D. Tom is making a mess.
E. I know. Sorry.