.Mum was angry because she ……….(had been CLEANing) the house all morning when the children came in with those muddy shoes.
2.Tom didn’t want to go to the cinema with us because he had already (SEEn) the film.
3.The woman sitting next to me on the plane was very nervous. He had never …(FLown) before.
4.When we got home last night, we found out that somebody ….(had BRoken) into the flat.
5.We ……(had been PLAYing) tennis for half an hour when it started to rain.
6.I was very tired when I arrived home. I (had been WORKing) hard all day.
7.When I arrived, Kate was angry. She ……..(had been WAITing) for me for a very long time.
8.Jim was on his hands and knees on the floor. He …..(had been LOOKing) for his contact lens for 20 minutes.
9.At the time the factory was closed, Sarah ….(had worked/had been WORKing) there for 5 years.
10.When Sarah came at the party, Paul had already ….(GOnr) home
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