4 sentences

1. 他总是能把家里的内务处理得井井有条。

   tā zǒng​shì néng bǎ jiā lǐ de nèi​wù chǔ​lǐ de jǐng​jǐng​yǒu​tiáo.

   He is always able to keep the household chores well-organized.

   Source: Dong Chinese Dictionary

2. 内务府是清朝专门管理皇家事务的机构。

   nèi​wù fǔ shì Qīng​cháo zhuān​mén guǎn​lǐ huáng​jiā shì​wù de jī​gòu.

   The Imperial Household Department was an institution in the Qing Dynasty specifically for managing royal affairs.

   Source: Dong Chinese Dictionary

3. 这位行政助理主要负责公司的各种内务工作。

   zhè wèi xíng​zhèng zhù​lǐ zhǔ​yào fù​zé gōng​sī de gè zhǒng nèi​wù gōng​zuò.

   This administrative assistant is mainly responsible for various internal affairs of the company.

   Source: Dong Chinese Dictionary

4. 在教官的指导下，大家的宿管内务都井然有序。

   zài jiào​guān de zhǐ​dǎo xià, dà​jiā de sù​guǎn nèi​wù dōu jǐng​rán​yǒu​xù.

   Under the instructor's guidance, everyone's dormitory housekeeping is in perfect order.

   Source: Dong Chinese Dictionary