My dog, Spot, 2.1. _______ playing in the garden. I 2.2. _______ in the living room one day, when I 2.3. _____ him scratching at the door. When I opened the door I 2.4. ______to see him covered in dirt all over. I 2.5. _____ Spot looking like that before! 2.1 A) loves B) is loving C) is loved 2.2 A) have sat B) have been sitting C) was sitting 2.3 A) hear B) heard C) was hearing 2.4 A) surprised B) was surprised C) was surprising 2.5 A) have never been seen B) never saw C) had never seen

2.1 - A;
2.2 - C;
2.3 - B;
2.4- B;
2.5 - C.