HSK 3
Wǒ xiěcuò le yí ge zì, néng jiè wǒ yòng yíxià túgǎiyè ma?
I wrote a character wrong. Could I borrow your correction fluid for a moment?
HSK 6
Hěnduō kǎoshì guīdìng, dájuàn shàng bù néng shǐyòng túgǎiyè.
Many exams forbid the use of correction fluid on answer sheets.
