Question

on being scolded the girl started crying (begin when)​

Answer 1

Answer:

when the girl was scolded she started crying.

Answer 2

The given sentence can be written as directed as shown below:

When her father scolded her, she started crying.

or

When she was scolded, she started crying.

Explanation

This was a conditional clause sentence.  We use Conditional Clause structure to say that something might or will happen or would have happened, depending on another thing happening for example: When I rang the bell, she opened the door.