Complete the sentences with when or while. Sometimes both are possible.
0. When mom was frying fish, she burnt
her hand.
1. ★★★! was roller skating, my
friends were riding their bicycles.
2. I was still playing the piano ★★★ everybody started clapping.
3. Elnur hurt his leg ★★★ he was
playing football.
4. Ulvi and Kamil were waiting at the bus stop ★★★ the rain started.