19. A. equipped B. delivered C. transferred D. received 20. A. worked B. pumped C. watched D. contented1. A. invited B. attended C. celebrated D. displayed 2. A. removed B. washed C. hoped D. missed 3. A. knocked B. naked C. stopped D. called 4. A. looked B. laughed C. moved D. stepped 5. A. wanted B. parked C. stopped D. watched 6. A. laughed B. passed C. suggested D. placed 7. A. believed B. prepared C. involved D. liked 8. A. lifted B. lasted C. happened D. decided 9. A. practiced B. ranged C. washed D. touched 10. A. collected B. changed C. formed D. viewed 11. A. walked B. entertained C. reached D. looked 12. A. watched B. stopped C. pushed D. improved 13. A. approached B. stocked C. developed D. painted 14. A. admired B. looked C. missed D. hoped 15. A. played B. admired C. liked D. called 16. A. collected B. discarded C. watched D. wanted 17. A. placed B. practiced C. stopped D. named 18. A. hoped B. attracted C. added D. participated nhanh nha