日本語をクリックすると英文が表示されます。まずは自分で英語にしてから答え合わせを。
I'll be more careful from now on.
Don't worry about it.
It's my fault.
Thank you too.
It was my misunderstanding.
Not at all.
Sorry for the trouble.
I think you're right.
Sorry to keep you waiting.
I totally agree.
Sorry I'm late.
That's a good idea.