Ответ:
1. Last Friday Mary was in the park with his dog Spot.
2. Every summer Fred and Jim travel in the USA.
3. Tomorrow she will have a birthday party in the garden.
4. The girls are going to walk in the streets of Moscow.
5. In Moscow they tried to see a lot.
6. The white window is dirtier than the green window.
7. There is a computer and two books on the desk.
8. Mr Nelson begins his day with some mineral water.
9. Your work was worse than her work.
10. Mary's test was the best in our class.