She could tell he was sizing her up and responded with another cool, slightly impatient look.
"I told you," she began, choosing her words carefully. "I just don't want any extra work. I didn't ask for this class rep job, after all." Of course, she'd have been angry if it went to someone else since she was obviously the most qualified, but that was besides the point. "Plus, you're the best candidate I have for a lab partner this year and if you're getting kicked out of class all the time I'm going to have to work with somebody else."
She tossed her hair back over her shoulder and looked at him. She resented having to be so forward with her sales pitch, so to speak, but knew that neither of them really wanted their time wasted.
"So, I'm asking - do you wanna work with me and would you please not go after anybody in the class? At least not in any way that leaves visible marks?"