tā / měi / tiān / bù / shēng / bù / xiǎng / de / dǎ / sǎo / bàn / gōng / shì / dà / jiā / dōu / hěn / gǎn / jī

他每天不声不响地打扫办公室，大家都很感激。

He quietly cleans the office every day, and everyone is grateful.