Click on the gap and type the answer in.
1 We have been using solar power for ten years now.
2 The children have been playing on the computer for a long time. Tell them to stop.
3 A lot of animals have been losing their natural habitats recently.
4 You look tired. Have you been working in the garden all afternoon?
Click on the gap and type the answer in.
1 We have been using solar power for ten years now.
2 The children have been playing on the computer for a long time. Tell them to stop.
3 A lot of animals have been losing their natural habitats recently.
4 You look tired. Have you been working in the garden all afternoon?