1) My friend has got .a.. hamster. .The.. hamster lives in .a.. big cage.
2) His sister played .the.. flute at ..the. theatre yesterday.
3) ...A young woman came into the... shop and bought ...a cake.
4) Jack explained that ...the second book was ..a. detective story.
5) I didn’t know that your father is a... ski-instructor.
6) It is well-known that ...the cheetah is the... fastest animal in the world.
7) Last summer Margaret went to .the.. seaside and had a... wonderful rest there.
8) A.. big fireplace was the... first thing she saw in the living-room.