3 sentences

1. 这间公寓是复式结构，有两个楼层。

   zhè jiān gōng​yù shì fù shì jié​gòu, yǒu liǎng gè lóu​céng.

   This apartment is a duplex with two floors.

   Source: Dong Chinese Dictionary

2. 请写出这些英语名词的复数形式。

   qǐng xiě​chū zhè​xiē Yīng​yǔ míng​cí de fù shù xíng​shì.

   Please write the plural forms of these English nouns.

   Source: Dong Chinese Dictionary

3. 这两个部门的职能有很多重复之处。

   zhè liǎng gè bù​mén de zhí​néng yǒu hěn​duō chóng fù zhī chù.

   The functions of these two departments have many overlaps.

   Source: Dong Chinese Dictionary