得（de）Usage

得（de）to be placed after a verb followed by a complement which indicate its degree or outcome e.g.

例句 他来得太晚了。tā lái dé tài wǎn le. He came too late.  

我吃得太多了。 wǒ chī dé tài duō le .  I ate too much. 

你走得慢点。nǐ zǒu dé màn diǎn.  You shall walk slowly. 

我跑的很快。wǒ pǎo de hěn kuài. I ran very quickly.