Ответ:

1. Did you go to the party last night?

2. My mum made a cake for us yesterday.

3. Did Billy play football yesterday?

4. I cut the grass on Sunday.

5. Johann Strauss composed The Blue Danube.

6. I went for a walk in the park with my friends yesterday.

7. She studied for four years at Oxford University.

8. How much meat did you buy?

9. Leonardo da Vinci painted the Mona Lisa.

10. Alex did the shopping last Saturday.

11. Did you visit the Louvre when you were in Paris)