....Ex.2, 3 , 4.....

2: 1 was, is, 2 is, was, 3 was, am, 4 is, is, 5 were, 6 is, 7 is, was, was, 8 was, was
3: 1 were, was, wasn't, 2 was, 3 was, wasn't, was 4 were, was, 5 were, was
4: Was your history test difficult? a
Why were you yesterday at home? c
Was the film interesting? e
Where were you at weekend? b
Where were you born? d