10 oraciones en presenté y luego en pasado utilizando un verbo irregular?

1. I do my homework.

⇒ I did my homework.

2. I am playing football with my friends.

⇒ I was playing football with my friends.

3. I drink three glasses of water.

⇒ I drank three glasses of water.

4. My father teaches in a school.

⇒ My father taught in a school.

5. She thinks that he could win the championship.

⇒ She thought that he could win the championship.

6. I buy three eggs on the supermarket.

⇒ I bought three eggs on the supermarket.

7. I eat a delicious hamburger!

⇒ I ate a delicious hamburger!

8. I find an interesting website on the internet.

⇒ I found an interesting website on the internet.

9. I give him five books.

⇒ I gave him five books.

10. I say that school is boring.

⇒ I said that school is boring.