22. B. food chain 23. A. on 24. C. responsibility 25. A. that 26. D. as a result 27. B. It's that film that 28. C. nature reserve 29. Although the heavy rain, the marathon runners continued with their race, showing -> Although the heavy rain, the marathon runners continued their race, showing (remove "with") 30. Her happiness is independent on her material possessions; she finds joy in the simpler -> Her happiness is independent of her material possessions; she finds joy in the simpler (change "on" to "of") 31. Learning basic math skills helps you come of with solutions to everyday problems -> Learning basic math skills helps you come up with solutions to everyday problems (change "come of" to "come up") 32. No correction needed. 43: Minh Phat carried out his plan to study for his exams after school. It was after school that Minh Phat carried out his plan to study for his exams. 44: Because Lan has a job, she is able to pay her rent and provide food for her family. Because of having a job, Lan is able to pay her rent and provide food for her family. 45: Although our health campaign was unsuccessful, more teenagers now eat healthy food and exercise regularly. In spite of our health campaign being unsuccessful, more teenagers now eat healthy food and exercise regularly. 46: Social media platforms can connect people from different parts of the world, yet they can also spread misinformation quickly. In spite of connecting people from different parts of the world, social media platforms can also spread misinformation quickly. 47: Because of the harsh winter conditions, the mountain pass is often closed. Because harsh winter conditions often occur, the mountain pass is often closed. 48: Lucy is becoming independent by taking on more responsibilities at home. It is by taking on more responsibilities at home that Lucy is becoming independent.