Раскройте скобки,употребляя глаголы в Present Perfect,Past Simple,Past Continuous либо Past

1. Last summer we (to live) in the country and (to go) to the river every day. 2. My sister (to spend) a lot of money yesterday. 3. She is so upset: she (to lose) the key to the front door. 4. By the 1st of September all the children (to return) from the country. 5. Columbus (to discover) America 500 years ago. 6. Columbus (not to know) that he (to discover) America. 7. I already (to read) five English books. 8. He (to discuss) the problem with a lot of people before he (to take) a decision. 9. Mother (to bake) a delicious cake! Sit down at the table and let's eat it! 10. She (to read) an English book the whole evening yesterday. 11. I never (to be) to Greece. 12. They (to tell) me yesterday that you (to get) an excellent mark. 13. When you (to receive) a letter from your friend? 14. Our grandmother (to cook) dinner from twelve till three yesterday. 15. Look! What beautifulflowers she (to buy)! 16. They (to travel) along the coast of Africa last year. 17. We (not to see) each other for ages. 18. They (to eat) all the apples which I (to bring). 19. When the children (to have) dinner, they (to go) for a walk. 20. You ever (to be) to the Niagara Falls? 21. At this time yesterday they (to sit) on the sofa and (to listen) to their grandmother who (to tell) "them fairy tales. 22. My friend just (to ring) me up from London. 23. I (to stand) at the tram stop when, it (to begin) raining. 24. We (not to skate) since last winter.