1.was walking

2.were having

3.was sitting

4.was talking

5.were driving

6.was riding

7.rained

8.were singing

9.was walking

10.was going

11.was walking

12.was attending

Pic 2

•My friend Harry ____fell___ off the ladder while he ___was painting___the ceiling of his room. (FALL, PAINT)

•We ___bought___ the house in 2003. At that time it ___ cost___ £ 150,000. (BUY, COST)

• Dad ____was not_____ interested in buying a new car. (NOT BE).

• My sister __was waiting____ for me at the airport terminal when I ___arrived____ (WAIT, ARRIVE)

• A few nights ago, I ____was reading____ a book when suddenly I ___heard___ a noise outside. A few teenagers _____were playing____ loud music. (READ, HEAR, PLAY)

• The fire ___was still burning___ when the fırst firefighters __arrived___ at the scene. (STILL BURN, ARRIVE)

• My brother ____was looking___ for a job when he ___came___ across an interesting ad in the newspaper. (LOOK, COME)