Test:

1 When we came back home, the children has already been sleeping for two hours. 

2 Tina had just got home when I phoned her.

3 I was glad to meet ted again. I had been seeing him for ages.

4 Mom was tired yesterday. She had been cleaning the house all day. 

5 The boys were out of breath. They had been running a marathon. 

6 Mark told me that he had been bought a new suit.

7 When I arrived, Lucy had been lying in bed with temperature since lunchtime.

8 My mom had already cooked dinner when I returned home.

9 Sean explained why he hadn't  written an essy.

10 There were puddles in the streets as  it had been raining.

11 I 

12 They had visited the same restaurant for years before they found a better one.

13 Sam