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 appreciate the offer, but I'll have to pass this time.
Unfortunately, I have a prior engagement that day.
Let's look at that in a positive light.
I appreciate the thought, but I'll pass.
If it doesn't work, we can always back out.
Honestly, I've got my hands full right now.
Let's take action while we still can.
I'd love to, but it looks difficult.
Let's use that as motivation.
Sorry, but I don't think I can help this time.
Bring people in and you'll gain allies.
I'm glad you asked, but I have other plans.