HSK 2
Nǐ kěyǐ zài wǎngshàng jiāofèi.
You can pay the fee online.
HSK 4
Jiāofèi de rén tài duō le, yào pái hěn cháng de duì.
There are too many people paying; the queue is really long.
HSK 7-9
Qǐng dào qiántái jiāofèi.
Please go to the front desk to pay.
