彼女の行儀作法は良家の子女のそれではない。

tbd

Her manners are not those of a lady.

彼は行儀作法を全く知らない。

tbd

He has no manners at all.

彼がそこにいたならば、彼はあなたに行儀作法に気をつけるように言っただろうに。

tbd

If he'd been there, he'd have told you to mind your manners.

Had he been there, he would have told you to mind your manners.

私の母は行儀作法にやかましい。

tbd

My mother is strict about manners.

子供に行儀作法を教えるのは親の義務だ。

tbd

It is up to parents to teach their children manners.

行儀作法が人を作る。

tbd

Manners make the man.

その少年は行儀作法を知らない。

tbd

The boy doesn't know how to behave.