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。
Please, only as far as it's reasonable for you.
I apologize for the abrupt request.
I'm sorry, I should have been more thoughtful.
Let me just add one thing to be safe.
Only if you're comfortable with it.
I know you must be busy, but...
I hope this isn't too personal, but...
At the risk of overstepping...
I'm sorry for the trouble, but thank you in advance.
I'm sorry to reach out at this hour.
To put it without ruffling any feathers...
If you'd like, but no obligation.