13. 跑到外面 run outside
12. 听到(看到)某人在做某事 hear ( see ) sb doing sth
11.孤独一人在家 be at home alone
10.帮助某人逃离火场 help….out of a fire
9. 清理公园 clean up the park
8. 参观老年公寓 visit a home for the elderly
7. 为希望工程收集东西 collect things for Project Hope
6. 在公交车上给某人让座 give a seat to someone on the bus
5. 植树 plants trees
4. 救命 save one’s life