sắp xếp lại câu
1. foreign tourists/ never fail/ of the city/ to impress/ The sights
2. to clean up/ once a week/ for everybody/ It's necessay/ their neighborhood
3. Children in/ without tuition fee/ to go to school/ are allowwed/ this poor village
4. most of them/ their official language/ Although English is/ can speak Chinese
5. in the countryside/ were sunny/ we could speand the day/ so that/ We wish today