1)rescue workers were looking / looked for more survivors while the paramedics were helping/ helped the injured.
2)the tsunami crashed /was crashing into the coast and was destroying / destroyed lots of buildings.
3)the family was going/went to the basement to escape the hurricane.
4)the police asked/were asking people to evacuate the area immediately.
5)we were going/ went to the beach when it was starting/ started raining.
6)the river was bursting / burst its banks and flooded/ was flooding the town.
