Correct

当堂

/ dāng táng / 
Strokes

Example

As a Verb

be in court

1
Dāngtáng
当堂
zuòzhèng
作证

bear witness in court; give testimony in court

As a Verb

be in class

2
Dāngtáng
当堂
zuò
做
liànxí
练习

do the exercises in class