I. 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/. `3.` encouraged/ books/ people/ street children/ we/ to/ donate/ and clothes/ to `4.` what/ to/ help/ we/ can/ do/ the environment/ clean/? `5.` work/ done/ you/ ever/ have/ volunteer/ any? `6.` free time/ Joe/ doing/ work/ spent/ most/ at/ his/ local hospital/ a/ of/ volunteer.

1. A great way to help others in the community is through a service.

- A way to help O + be + ...: Một cách để giúp ai đó là gì.

2. People volunteer in their community because they want to improve it.

- S + V + O + because / since / as + S + V: Vì ... 

3. We encouraged people to donate books and clothes to street children.

- Encourage O to do sth: Khuyến khích ai làm gì

4. What can we do to help clean the environment?

- Can + V - inf: Có thể làm gì

- Wh_q + đtkk + S + V - inf?

5. Have you ever done any volunteer work?

- HTHT: Have / has + S + V2 / ed + O?

6. Joe spends most of his free time doing volunteer work at his local hospital.

- Spend time V - ing: Dành thời gian làm gì

- Work at sw: Làm việc tại đâu