HSK 4
预习
yùxí动
to prepare a lesson
上课以前我会先预习。
Shàng kè yǐ qián wǒ huì xiān yù xí.
I preview the lesson before class.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 4.