Arrange the words to make sentences

Exercise 2: Arrange the words to make sentences.
1. way/ others/ community/ a/help/ service/ is/ great/ to/.
2. they/community/people/ because/ volunteer/ want/ improve/to/ their/.
a
3. encouraged/books/ people/ street children/ we/ to/ donate/ and clothes/ to
a
4. what/to/help/ we/ can/ do/ the environment/clean/?
a
5. work/ done/ you/ ever/ have/ volunteer/ any?
a
6. free time/ Joe/ doing/ work/ spent/ most/at/ his/ local hospital/a/ of/ volunteer
7. The students/ last/ participate/ a clean-up programme in 2020
a
8. Last summer/ our school/ start/ a community service/ project.