1.When I (arrive) arrived at the house, he still (sleep) was sleeping
2. The light (go)went out while we (have)were having dinner.
3. Bill (have)was having breakfast when I (stop)stopped at this house this morning.
4. As we (cross)was crossing the street, we (see)saw an accident.
5. Tom (see) saw a serious accident while he (stand) was standing at the bus stop.
6. While my father (read) was reading a newspaper, I (learn) learned my lesson and my sister (do) did her homework.
7. The children (play) were playing football when their mother (come) came back home.
8. The bell ( ring) rang while Tom (take) was taking a bath.
9. I (be) was being very tired because I (work) worked all day yesterday.
10. He (sit)was sitting in a cafe when i (see) saw him.

1. arrive...was still sleeping

2. went...were having

3. was having... stopped

4. were crossing.....saw

5. saw....was standing

6. was reading....was learning...was doing

7. were playing...came

8. rang...was taking

9. was being...worked

10. was sitting...saw

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