Помогите пожалуйста. Раскройте скобки , употребляя глаголы в Present Perfect или

Помогите пожалуйста. Раскройте скобки , употребляя глаголы в Present Perfect либо Past Indefinite. 1. It ( to be) very cold yesterday. 2. When you ( to meet ) him? 3. I(not to see) him since 1987. 4. How many mushrooms you ( to gather) ?5. Where you ( to put) the newspaper?I want to read it, but cannot find it anywhere.6. The new school ( to begin) working last year. 7. At last I ( to do ) all my homework: now I shall go out. 8.The building of the house ( to begin) early in April. 9. The rain ( to stop) but a cold wind is still blowing. 10. We already ( to solve) the problem.