11. When (your father/ give up). smoking? Exercise 3: Complete the sentences with the correct forms of the verbs from the box. 1. Students (water) the trees in the school last week. lot of trees in the park last summer. 2. We (plant) 3. Tom (volunteer) to teach English in our village last winter. soup for old patients. 4. Our club (cook) 5. Last year, we (send) 6. We (provide)_ textbooks to help children in a rural village. food for homeless children last Tet holiday. the elderly in a village last summer. care of thousands of homeless dogs and cats last year. the plastic bottles, and now he has some nice vases. the elderly in a village last summer. maths to primary students during school holidays. part in doing some volunteer activities at my school the vegetables in the school garden last new trees and (water) 7. We (help) 8. Care for Animals (take) 9. Tom (recycle) 10. We (help)_ 11. The club members (teach) 12. My friends and I (take)_ 13. We (plant) weekend. 14. Last Sunday, I (stay)__________at home. My brother and I (listen) some movies. 15. The children (play) board games and (enjoy) to some music and (watch) some food that mum cooked. to complete the sentences.