Rewrite the following sentences in re reported speech, beginning as shown

rewrite the following sentences in re reported speech,begining as shown
1.the water is so dirty that he can't bathe his eyes
-The water it not......
2.I gave up smoking ten years old
-I used.....
3. John used to go on bare foot when he was a little boy.
-John often went......
4.he doesn't play tennis as well as he used to.
- He used.......
5. I walked to scholl in 20 minutes
- It took......
6.When i was a child, I was afraid of ghost.
- I used......
8. It took him an hour to solve that exercise
- He solve......