Supply the correct verb forms
1. Please let the boy (sit)......on this chair
2. Empty cans are brought back to the factory for (recycle)
3. We (going/build) a new stadium.........next year
4. Cần we use old cars tires (make) shoes and sandals
5. She was very sad (not/get)....good marks in the exams
6. My sister (enjoy) (eat)......sweets from chocolate
7. The man (sit)...........under thật tree is Nam's uncle
8. You (already/send).........me our photos?
9. I (never/smoke).........before