You should have seen her face.
彼女の顔を見せたかったね
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 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 startled me!
驚かせやがって!
(Do) You want a piece of me?
けんかを売っているのか?
You were not difficult to find.
あなたはすぐに見つかりました
You were stupid to do that.
そんなことしてばかだったね(◆判断の根拠)
You will (just) know.
その時になればわかる
You won't find a better house than this in a hurry.
この家よりいい家は簡単には見つからないよ