1. arrived - was cooking

2. was crossing - hit

3. fallen asleep - was talking

4. was traveling - saw

5. was talking - saw

6. was raining - waked up

7. was carrying

8. was.. doing

9. saw - was driving

10. attacked - was swimming

1/When he arrived, I was cooking dinner.

2/He was crossing the road when the car hit him.

3/I fell asleep when he was talking to me.

4/She was traveling on the bus when saw her friends.

5/ She was talking on the telephone when they came in the room.

6/It was raining when I woke up.

7/The man was carrying a heavy box when he fell downstair.

8/What were you doing between 8:00 and 8:30 PM yesterday?

9/I saw tthe accident while i was driving to my office.

10/The shark attacked while the person was swimming.