HSK V6
Correct

入学

/ rùxué / 
Strokes

Definition

to enter a school or college/to go to school for the first time as a child

Example

As a Verb

start school

1
Wǒ
我
qī
七
suì
岁
shí
时
rùxué
入学
  
。

I started school at seven.

As a Verb

enter a school/college; matriculate