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for people? 6. What do the students want to do? day was last Saturday? Last Saturday was March 12th. 2. How was the weather? It was sunny. 3. What did Gao Wei and his classmates do? Gao Wei and his classmates went to plant trees. 4. Where did they get water? They got water from the river nearby. 5. What can trees do for people? They can stop the wind. They can make the air fresh and clean. 6.