HSK 6
Háizi mǎnliǎn xiàoróng de pǎo guòlái.
The child came running over with a face full of smiles.
HSK 7-9
Tā mǎnliǎn tōnghóng, bùzhīdào shuō shénme hǎo.
His face was completely red; he didn't know what to say.
HSK 7-9
Tā mǎnliǎn yíhuò de kàn zhe wǒ.
She looked at me with a face full of confusion.