1. It, fine, last Sunday
2. we, go, West Hill, by bus
3. some, plant trees, other, carry water
4. because, we, work hard, tir。ed, happy
5. all, know, stop… form, blow, and, city, make, beautiful
It was fine last Sunday. We went to West Hill by bus. Some students planted trees。, others carried water. Because we worked hard, we wer。e tired。, but we felt happy. We all know trees can stop the wind from blowing the sand towards the city, and they can make the city beauti。ful.