had been waiting
had been looking
hadn't been walking
had she been learning
had been walking
had been driving
had already started
had seen
hadn't painted
had forgotten
had lost
had been sold
had had
1.
2)had been waiting
3)had been looking
4)hadn’t been walking
5)had she been learning
6)had been walking
7)had been driving
2.
2)had already started
3)had seen
4)hadn’t painted
5)had forgotten
6)had lost
7)had sold
8)had had
