（初二）补全对话A:I have a ____ to ask you,cam I ____ your homework?

（初二）补全对话
A:I have a ____ to ask you,cam I ____ your homework?
B:I'm ____ not.But why do you ___ to copy my home work?
A:I have forgotten to do ____.
B:I don't think it's a good _____ for you to copy my homework.
A:____ don't you think so?
B:Because it will start a bad ____.You should do your homework ____.
A:Aren't you my best friend?
B:Yes,I am.
A:OK,I get _____ it.I should do it myself.Thank you.