33. You should eat more fruit and vegetables in order to stay healthy. => If you want to ________________________________________________________ 34. Last summer Lan participated in three volunteer activities. => Last summer Lan took __________________________________________________ 35. They have cancelled the concert because it rained heavily. => It rained______________________________________________________________ 36. I have taught English in that school for ten years. => I began ______________________________________________________________ V. Make question for underlined part. 37. We started a community garden project last week.  ______________________________________________________________ 38. Yes, I want to become a volunteer.  ______________________________________________________________ 39. My mother has done charitable work for five years.  ______________________________________________________________ 40. She couldn’t read the novel because of the darkness.  ______________________________________________________________ chắc ko khó đâu