Make the full sentences using the given words

E3. Make the full sentences using the given words.
1.you/ finished/your homework/ yet/?
2.we/ not/ have/ vacation/ since/ last year.
3. I/ think/ learn/ English/ important.
4. Jason/ like / play/ football  friends/ after school/?
5. Marry/ visit/ grandparents/ last week.
6.  How / water/ there/ in a swimming pool?
7. How/ teaspoon/ of salt/ we/ need?
8. He/ not/ like/ rock music/ his friend/ not