Giúp mình với!

Here are the correct verb forms for the given sentences: 1. While the boats **are racing**, the crowds encourage them with claps. 2. While children **are waiting** for the moon to rise, they sing, dance and listen to the story of Hang Nga and Cuoi. 3. A fairy **appeared** while Tam was crying. 4. We **were loading** rice onto buffalo-drawn carts to ride it home this time last year. 5. If you use the computer too much, you **won't have** time for your studying. 6. The concert **starts** at 8 p.m. tomorrow. 7. My brother **was watching** TV when I got home. 8. What **were you doing** at 7 p.m. last Monday? 9. I **fed** the ducks twice yesterday. 10. The bus **leaves** at 6 a.m. on Monday. 11. She **visits** her grandparents every summer. 12. The train **arrived** at 3:00 p.m. 13. They **had** a discussion about natural disasters at 9 a.m. yesterday. 14. Were **you talking** with your classmates when the teacher came in? 15. While my mother **was watering** the flowers in the garden, she heard a warning about the coming storm. 16. At this time last year, they **were building** this stadium. 17. I **was driving** my motorbike very fast when James called me. 18. I **was chatting** with Hannah while Mr. Henry **was teaching** the lesson yesterday. 19. My brother **wasn't doing** his homework at 8 p.m. yesterday. He **was playing** computer games. 20. We **were watching** news on TV when we heard a big noise. 21. The conference **begins** at 9:00 a.m tomorrow. 22. At this time last night, I **was preparing** for my husband's birthday party. 23. The store **closes** at 9 p.m. tonight. 24. Cinderella **dropped** her shoe, so the prince used that to find her. 25. Children should **take** things from adults with both hands. 26. Many young people do not follow the tradition of **living** with their parents. 27. Susan enjoys **making** bread in her free time. 28. We started **collecting** stamps last year. 29. We don't mind **training** pets. 30. The tourist lost his camera while he **was walking** around the city. 31. Kathy **has been** quite different when she got married. 32. As soon as she **comes** home, I will tell her this news. 33. At this time last year, I **was attending** an English course. 34. Mitchell looked down to discover a snake at her feet. When she saw it, she **screamed**. 35. Until you learn to relax more, you **won't improve** your ability to speak English. 36. I borrowed four books on gardening the last time I **went** to the library. 37. Whenever I travel abroad, I **forget** something I need. 38. I **will return** Bob's pen to him next time I see him. 39. He usually **went** fishing in the afternoon when he was a little boy. 40. While I **was shopping**, I **met** one of my old friends. 41. My sister **is listening** to folk music at the moment. 42. Because she felt tired, she **went** to bed early. 43. I don't like to speak English because I **am** afraid of making mistakes. 44. I whispered because I **didn't want** to disturb anyone. 45. Despite the fact that she was ill, Lisa **went** on stage.