Change the following sentences into Indirect Speech :
1. He said, “You must work hard.”
2. My father said to me, “You can do this question.”
3. Your sister said, “Mira could help me.”
4. He said to his friend, “Rajeev might complain to the Principal.”
5. Sheela said to Kiran, “We should work hard to stand first in the examination.”
6. Mohan said, “Grandmother would tell the stories at night.”
7. The teacher said, “Tagore could write poems at a very early age.”
8. Vimla said to Kamla, “This is my doll. I cannot give it to you.”
9. Mother said, “It might not rain today.”
10. The old lady said, “Peacocks dance with joy when it is about to rain.”
11. Rekha said, “Sometimes, the teacher would get angry.”
12. The hawker said, “I shall sell all these articles here.”
13. We said to him, “You must go to Lucknow.”
14. The clerk said to me, “I may not attend the office after 2 p.m.”
15. The teacher said to the student, “I could not correct your exercise.”