tā / zuò / shì / zǒng / shì / diào / er / láng / dāng / de / lián / zhòng / yào / wén / jiàn / yě / huì / wàng / jì / dài

他做事总是吊儿郎当的，连重要文件也会忘记带。

He is always careless in his work and even forgets to bring important documents.