这个小孩儿很喜欢画画。

Zhè gè xiǎoháir hěn xǐhuān huàhuà.

This child really likes drawing.

那个小孩儿在公园里跑来跑去。

Nàgè xiǎoháir zài gōngyuán lǐ pǎo lái pǎo qù.

That little kid is running around in the park.

小孩儿生病了，妈妈很着急。

Xiǎoháir shēngbìng le, māma hěn zhāojí.

The child is sick, and the mother is very worried.