5 sentences

1. 鸟在树上筑了一个巢。

   niǎo zài shù shàng zhù le yī gè cháo.

   The bird built a nest in the tree.

   Source: Dong Chinese Dictionary

2. 这只雌鸟正在巢里孵蛋。

   zhè zhī cí niǎo zhèng​zài cháo lǐ fū​dàn.

   The female bird is brooding eggs in the nest.

   Source: Dong Chinese Dictionary

3. 雏鸟在巢里等待母鸟喂食。

   chú niǎo zài cháo lǐ děng​dài mǔ niǎo wèi​shí.

   The chicks are waiting in the nest for the mother bird to feed them.

   Source: Dong Chinese Dictionary

4. ‎那是它的巢吗？

   ‎ nà shì tā de cháo ma?

   Is that its nest?

   Source: OpenSubtitles

5. 巢老师在黑板上写下了他的名字，并向大家做了自我介绍。

   Cháo lǎo​shī zài hēi​bǎn shàng xiě​xià le tā de míng​zi, bìng xiàng dà​jiā zuò le zì​wǒ jiè​shào.

   Mr. Chao wrote his name on the blackboard and introduced himself to everyone.

   Source: Dong Chinese Dictionary