你必须把屋子收拾干净。
nǐ bì xū bǎ wū zǐ shōu shí gàn jìng 。
You must tidy up the room.
妹妹不肯把玩具还给姐姐。
mèi mèi bú kěn bǎ wán jù hái gěi jiě jiě 。
The younger sister was not willing to return the toy to the elder sister.
[1] Yip, P. C., Rimmington, D., Xiaoming, Z., & Henson, R. (2009). Basic Chinese: a grammar and workbook. Taylor & Francis.