While He _____________ , He hurt his hands.

• worked

• was working

They were studying while their mom __________ lunch.

• made

• was making

When she _________ her mom, She ran to hug her.

• saw

• was seeing

Lola was cleaning her room when her friend ___________ her.

• was calling

• called

The dog was eating while the cat _____________ a mouse.

• chased

• was chasing

When I ___________ to the shop, I saw many people wearing masks.

• was going

• went

I could ride a bike when I ____________ 6.

• was having

• was

While Andy was studying, his baby brother ___________ the room suddenly.

• was entering

• entered

While I was having lunch with my friends, my mom ___________ me.

• was calling

• called

When we ____________ the room, there wasn't anyone inside.

• were entering

• entered