D
1. i was combing my hair when my sister came in
my sister came while i was combing my hair.
2. Murat painted the fences when Kubilay was planting some trees.
Kubilay was planting some trees while Murat painted the fences.
3. Tahsin was playing snowball when we saw him
we saw him while Tahsin was playing snowball.
4. my mother was having a rest when we came home
we came home while my mother was having a rest.
5. i was having an exam when the headmaster opened the door
the headmaster opened the door while i was having an exam.
C
1. was doing; called
2. weren't cleaning; knocked
3. was picking; called
4. what were you doing; heard
5. didn't playing; were doing
6. Were you washing; called
7. was tidying; found
8.
9. weren't waiting; came
10. were drowing; warned
11. lost; was doing
12. met; were drinking
13. was feeding; bited
D
1. i was combing my hair when my sister came in
my sister came while i was combing my hair.
2. Murat painted the fences when Kubilay was planting some trees.
Kubilay was planting some trees while Murat painted the fences.
3. Tahsin was playing snowball when we saw him
we saw him while Tahsin was playing snowball.
4. my mother was having a rest when we came home
we came home while my mother was having a rest.
5. i was having an exam when the headmaster opened the door
the headmaster opened the door while i was having an exam.
C
1. was doing; called
2. weren't cleaning; knocked
3. was picking; called
4. what were you doing; heard
5. didn't playing; were doing
6. Were you washing; called
7. was tidying; found
8.
9. weren't waiting; came
10. were drowing; warned
11. lost; was doing
12. met; were drinking
13. was feeding; bited