他的汉语提高了。
His Chinese has improved.
提高
to raise; to increase; to improve
verb HSK 3.0 · Band 3
Watch it being written
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
提
高
Nice writing!
Build with these blocks
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
提
See it in sentences
多读书能提高水平。
Reading more can raise your level.