2. The garbage collectors are very important in the community. 3. People who are alike tend to group together. 4. Rosa's questioned was very long. 5. I thought she gave her mother an expensive gift. 6. The people of this nation are all very hospitable 7. I couldn't be sure that I had heard the president correctly. 8. We didn't know if our plan to travel would be possible. 9. Our trip was full of adventure. 10. I try to avoid scolding my pupils.
