你应该忘记我了吧 英语怎么说？ 高手速来！！

You have forgotten me,haven't you?

同志们啊，天啊。中国式英语又来了。

记住啊，越简单越好！！！

you should forget me.
或者you shoud have forgotten me .

You've probably forgotten about me, haven't you? / right?

注意about！！！！！！！！！！！

you must have forgotten me

You must forget me!

You should have forgotten me.