1)you had studied
2)had asked me...I would have helped
3)had gone...we would have seen
4)had spoken...she would bave understood
5)had listened..we would have been
6)I would have written...I had your address
7)I hadn't broken...I would have taken part
8)I hadn't started...we would have walked
9)We would have swum...hadn't been
10)she had taken...she would have not arrived
