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Ответ:
- They have already tidied the living room.
- They haven’t hoovered the living room yet.
- They have already baked a cake.
- They haven’t decorated the cake yet.
- They haven’t prepared dinner yet.
- They have already changed the beds.
5 Look at the list of things that need doing before the visitors arrive. Write sentences using the present perfect affirmative with already and the present perfect negative with yet: tidy the living room ✓; hoover the living room ✗; bake a cake ✓; decorate the cake ✗; prepare dinner ✗; change the beds ✓.
