Question

‎I don't know why people use 'while' here?
I think the past perfect happend before past continuous , therefore 'while' is not suitable ?

Answer 1

Answer:

while is the correct answer.

Explanation:

when we write while it means that during the time he was cooking, he burnt his hand.

Two actions are happening at the same time:-

cooking and the hand burning.

so the action of burning the hand happened when the action of cooking was going on

Answer 2

Answer:

He'd (he had) burnt his hand while he was cooking .

or

While he was cooking , he had burnt his hand .

In telugu : అతను వంట చేస్తున్నప్పుడు, అతను చేతి కలింది.

This is correct..

I HOPE THIS ANSWER HELPS YOU..