Bài 1: sắp xếp câu.
1. community/what/know/service/about/you/do?
2. we/twenty/summer/last/english/classes/provided/evening/children/for
3. my/charity/often/money/the/donates/mother/to.
4. "go green"/organisation/protects/that/non-profit/is/the/a/environment.
5. we/finished/yet/they/streets/cleaning up/haven't/dirty/because/are/the/very.