【题目】翻译下列句子
1. Tree Planting Day in China is on12th March. ________________________
2. Planting trees is good for us.___________________________________
3. My friends and I enjoy planting trees. ___________________________
4.We should look after them. Soon they will become big trees. ____________________________
5. The earth is getting hotter and hotter.___________________________________
6. Trees help to make the air cool and fresh. ___________________________
7. Let’s plant more trees to make the Earth clean and green.____________________________