3 Find and correct the mistake in each sentence.
1 Millions of hamburgers ARE EATEN every day.
2 When we got to London, we had BEEN travelling for a long TIME
3 Hundreds of houses have BEEM damaged by the hurricane.
4 The baby was very ill, so they TOOK her to hospital.
5 Last week, I WAS hurt in a car accident.
6 When she left school, she HAD BEEN a student there for eight years.