There is a mistake in each sentence below. Underline the mistake and write the correct sentence

Ex2. There is a mistake in each sentence below. Underline the mistake and write the
correct sentence.
1. My mother, that is nearly 60, is coming to live with us.
=> _______________________________________________
2. Andrew has been a teacher of English since a very long time.
=> _______________________________________________
3. It is not easy to grow up children in a modern world.
=> _______________________________________________
4. I think we should go some sightseeing this afternoon.
=> _______________________________________________
5. The room where I am staying in is very noisy.
=> _______________________________________________