Find the mistakes and correct them

Exercise 8. Find the mistakes and correct them.
1. They are talking about interested football matches.
2. Mai often catch the bus to school at 6 o'clock.
3. We are looking forward to have a trip to Thai Lan next summ
4. She arrived in the airport last night.
5. I don't know how can he learn English so well.
6. She usually helps her mom doing the housework.
7. They are never late to school.
8. I often go jogging and my brother doesn't.
9. What is he do when it is hot?
10. They often go camp in the forest.
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