You should take a walk every day and, moreover, stop drinking.
毎日散歩してさらに酒もやめるべきです(◆andの強調)
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 there!
もしもし
You will always find a good friend in me.
いつでも力になってあげます
You wish!
((略式))希望をもつのは勝手だが,そんなことありえない
you would never guess
((略式))(…だとは)夢にも思わないだろう≪that節≫
You wouldn't dare!
君にはとてもやれまい
You'd better leave now, or else you'll miss your plane.
もう出発しなさい,でないと飛行機に乗り遅れますよ
You'd ought to think twice before you talk about murder like that.
そんなに簡単に人殺しの話なんかするもんじゃない.