Chinese Basic 1
At the Hotel

Using 可以

可以

可以 (kěyǐ) is an auxiliary verb meaning 'can' in the sense of to be permitted to do something.
Example:
可以用信用卡吗?
Kěyǐ yòng xìnyòngkǎ ma?
Can I use a credit card?
可以。
(Kěyǐ.)
You can.