Practice of tense

 Identify tense from the following sentences:

1. They are working now.

2. I like flowers.

3. You are my friend.

4. She has been here for a long time.

5. Look at the picture.

6. She has already finished her home work.

7. He will be here by 4 pm.

8. I had reached the station before the train left.

9. You look like your father.

10. Luna has been sleeping for two hours.

11. Shimu will have reached here before we arrive.

12. You will be taking exercise in the morning tomorrow.

13. I am worried about my exams.

14. She was ok.

15. Please, try again later.