Answer:

1. I ate all the cake before anyone els did.
2. My mother took me to the playground.
3. I always listened to my father.
4. Our teacher already demonstrated the steps.
5. I watched movies with my family last night.
6. My mother baked me a cake.
7. The dog swam over the pool.
8. The man delivered a box in our house.
9. My cousin bought a new shoes yesterday.
10. I cried yesterday because i fail my exam