1.     He was painting the house when I came. ’ The house.........was being painted by him when I came........................................

2.     The teacher was reading the book when we came. ’ The book...........was being read by the teacher when we came..........................

3.     Mary’s mother was washing the clothes. ’ The clothes......were being washed by Mary's mother.........................................

4.     Her friends were drinking coffee at the cafe. ’ Coffee.....was being drunk by her friends at the cafe............................................

5.     He was boiling the eggs when I saw him. ’ The eggs.........were being boiled by him when I saw him...