[解析]
W:Hello,sir,could you spare me a minute?M:Sure,Jane.You look upset.What happened?W:Well you know.It's Kevin.He's telling everyone that David and I are in love.But we are not,we're just a study pair,you know.I help him with his English and he helps me with my maths.M:Oh I was going to tell you that you have made great progress in maths.That explains.Don't worry.I'll talk to Kevin tomorrow.