6 sentences

1. 进屋请换上拖鞋。

   jìn wū qǐng huàn​shàng tuō​xié.

   Please change into slippers when entering the house.

   Source: Dong Chinese Dictionary

2. 他走进更衣室，换上了运动服。

   tā zǒu​jìn gēng​yī​shì, huàn​shàng le yùn​dòng​fú.

   He went into the locker room and changed into sportswear.

   Source: Dong Chinese Dictionary

3. 雷鸟在冬天会换上白色的羽毛。

   léi​niǎo zài dōng​tiān huì huàn​shàng bái​sè de yǔ​máo.

   Ptarmigans grow white feathers in the winter.

   Source: Dong Chinese Dictionary

4. 待他回府卸妆之后，便换上了便服。

   dài tā huí fǔ xiè​zhuāng zhī​hòu, biàn huàn​shàng le biàn​fú.

   After returning home and removing his costume, he changed into everyday clothes.

   Source: Dong Chinese Dictionary

5. 鸟儿在秋天会脱毛，换上更厚的羽毛。

   niǎo​r zài qiū​tiān huì tuō​máo, huàn​shàng gèng hòu de yǔ​máo.

   Birds molt in autumn and grow thicker feathers.

   Source: Dong Chinese Dictionary

6. 他换上这身新行头后，整个人看起来精神多了。

   tā huàn​shàng zhè shēn xīn háng​tóu hòu, zhěng gè rén kàn qi​lai jīng​shen duō le.

   He looks much sharper after changing into this new outfit.

   Source: Dong Chinese Dictionary