我总是还清信用卡上的余额。

I always pay off the ___balance on my credit card.

有时当你查看银行账户的余额时会感到惊讶。

Sometimes you are surprised when you check the ___balance of your bank account.

你应该在账户中保持足够的余额以备紧急情况。

You should maintain a sufficient ___balance in your account for emergencies.