Speaker A: Can I open a checking account hereSpeaker B: ______

A．May I ask why you want to open a checking account

B．I'm very sorry, but it's not my business.

C．By all means. But you have to deposit enough money before you can write out your checks.

D．If I were you, I would open a current account.

感官检验就是依靠人的感觉器官对质量特性做出评价和判断，感官质量的判定基准容易用数值表达。