Даю 20 балов за ответ!!!!!!
Choose the necessary grammar forms:
1. What you doing when the come?
a) did. b) were c) been
2. I a report
a) was writing b) write. c)showed
3. When I a child I lived a big house
b) when a)am. c) was
4. She there
a) lives. b) is living. c) was lived
5. They their father
a) help
b)helps
c) helping
6. They the floor every week
a) washing. b) washed. c) wash
7. These hens brown eggs
a) lay. b) are laying c)lays