You should take care not to catch cold.
風邪をひかないように
You shouldn't have come here to begin with.
そもそもここへ来てはいけなかったのです
You shouldn't hit children on the head.
子どもの頭をたたいてはいけない
You shouldn't meddle in other people's affairs.
他人のことにちょっかいを出すのはよせ
You shouldn't think like that.
そんな風に考えるべきじゃない
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('re) the man!
すごい!,やったね!
You [Just you] wait!
((略式))おぼえていろよ
(Do) You want a piece of me?
けんかを売っているのか?
You were naughty to push your brother into the pool.
弟をプールに突き落としたりしておまえは悪い子だね