<span>1. b) four. 2. a) there. 3. b) in. 4. c) was. 5. b)
happy. 6. a) my. 7. c) are</span>
1. Mary was washing the dishes when Tom came in.
2. The astronauts were travelling in space for 2 years.
3. A terrible earthquake was shaking the ground from 5 till 9 p.m.
4. Last autumn a tornado destroyed my city.
5. When they were watching the stars they saw a spaceship.
P.S.
Past Simple <span>обозначает действие в прошлом, которое не связано с настоящим (когда речь идет об историческом событии, например)
Past Continuous об</span>означает действие, которое протекало в определённый момент или ограниченный промежуток времени в прошлом (индикаторы<span>all day yesterday, the whole dayfrom 7 to 9, at this time etc.)</span><span />
What an easy poem!
What a difficult work!
What a funny desk!
What nice clothes!
What good mice!
What a bad food!
What little mice!
What great news!
What a sweet cake!
What (a) tasty bread!