II,
1. The lakes are full of rubbish. We should ask our friends to clean them this Sunday.
2. The hurricane was terrible. Many houses are destroyed and many people became homeless.
3. They are cold and hungry. They have to live on the street this winter. We should ask people to help them.
4. We can cook meals and bring them to homeless people.
5. We can ask people to donate warm clothes and help them to rebuild their houses
6. Yesterday I went to school late because I missed the bus.
7. Do you like working with children or with elderly people?
8. It’s good to donate blood because you can save people’s lives.
III,
1. I have bought a laptop, but I have not used it.
2. I have written a blog, but I have not uploaded any photos to it.
3. We started the game half an hour ago, but we have not finished it.
4. My dad has been to London, but he has not seen Big Ben.
5. I have read my English book, but I have not done my English homework.
6. They have had lunch, but they had not had dinner.
7. I have downloaded some songs, but I have not listened to them.