手机快没电了，我先去充一下。

Shǒujī kuài méi diàn le, wǒ xiān qù chōng yíxià.

My phone is almost out of battery, so I’ll go charge it first.

这次活动内容很充实，大家都学到了很多。

Zhè cì huódòng nèiróng hěn chōngshí, dàjiā dōu xué dào le hěn duō.

The content of this event was very fulfilling, and everyone learned a lot.