不

bù

no, not, un-; negative prefix

HSK 1 4 丶

可

kě

may, can, -able; possibly

HSK 2 5 丶

撤

chè

to omit; to remove; to withdraw

HSK 6 15 丶

销

xiāo

to fuse, to melt; to market, to sell

HSK 5 12 丶

信

xìn

to trust, to believe; letter, sign

HSK 3 9 丶

用

yòng

to use, to employ, to apply; use

HSK 3 5 丶

证

zhèng

to prove, to verify; certificate, proof

HSK 4 7 丶