Rearrange the words to make meaningful sentences

Exercise 5: Rearrange the words to make meaningful sentences.
1. rebuild/helped/ houses/They/ trees/ also/ plant/ and/people/./
2. people/donated/ generous/ for/people/ Many/ pcor/ money/./
3. 1/joined/ a student// was/ When/ charitable work/ 1/ often/in/./
4. mountainous/ for/ areas/ weeks/ We/ in/ stayed/ the/./
5. the chidren/read/ there/ We/ taught/ and/ write/ to/./
6. a volunteer/ was/ a/ experience/ wonderful/ Being/./
7. 1/busy/graduated/ was/ After/,/ 1/ very/./
8. 1/ Now/ do/ still/ charity/my/ in/ hometown/./