-If you are free.I’ll invite you to see a film tomorrow. - .It couldn’t be bette

—If you are free，I’ll invite you to see a film tomorrow.

—________.It couldn’t be better.

A．I’m sorry　             B．Thank you

C．That’s right                                       D．Don’t mention it

试题答案

B　从答语的后半部分It couldn’t be better(那再好不过了)可知，答话人希望被邀请去看电影，所以要表示感谢。故答案选B项。