You shut up!
黙れ
You simply mustn't do that.
そんなこと絶対にしてはだめ
You sound pretty sure of yourself.
自信満々の口ぶりだな
You sowed (the seeds of) doubt in my mind.
あなたは私の心に疑惑の種をまいた
You startled me!
驚かせやがって!
You still have some important business to attend to.
君にはまだやるべき大切な仕事がある
You('re) the man!
すごい!,やったね!
You there!
もしもし
You villain!
この悪党が
You [Just you] wait!
((略式))おぼえていろよ