Ex 2.
1. I usually go to bed at 10 o'clock.
2. I have never been to the USA.
3. I have been to Australia just once.
4. I always take a bath before I go to bed.
5. My grandparents live in Kerala. I visit them sometimes.
6. My friends are mostly non-smokers.
7. I was very impressed with her performance.
8. I often go for a walk in the park.
9. I watch English films very often.
10. They never go out.
Ex 3.
1. I have almost finished.
2. He is very clever.
3. There is something wrong.
4. Perhaps I should take a long break.
5. Her train is seldom late.
6. He is seldom late for work.
7. She is certainly the right person for the job.
8. Have you ever wanted to run away?
9. You can see lots of flowers there.
10. They are very beautiful.
Ex 4.
1. They often go to the movies.
2. He rarely listens to music.
3. He sometimes reads the newspaper.
4. Sara never smiles.
5. She always complains about her husband.
6. I sometimes drink coffee.
7. Frank is often ill.