Correct

活教材

/ huó jiàocái /
Strokes

Example

As a Noun

vivid example for education; object lesson

1
zhè
àn
案例
dàngzuò
当作
打击
wěiliè
伪劣
shāngpǐn
商品
de
huó
jiàocái
教材
  

Make this case an object lesson in fighting against fake and shoddy goods.

2
shì
quánxīnquán
全心全意
wéi
rénmín
人民
服务
de
huó
jiàocái
教材
  

He serves as a vivid example for education in serving the people heart and soul.