You could have cheated/deceived me.这样翻译是想突出“你本来可以欺骗我,但其实你没有欺骗我”的意思。
You can deceive me, but you can't do that again and again.呵呵,引伸一下.
You could cheat me.You can lie to me.You can tell me a lie.
you can lie to me
You can cheat me