giup nha :)) Read the passage and mark the letter A, B, C, or D on your answer sheet,to indicate the correct answer to each of the following questions.,Mount Everest is the highest mountain in the world. It is also the,highest trash pile in the world. About 400 people try to reach the top every,year. Having many climbers means having a lot of trash.,It is very dangerous to climb Mount Everest. The air is very thin and,cold. Most people carry bottles of oxygen because they can die without it.,When the oxygen bottles are empty, people throw them on the ground. They,don't have the energy to take the trash away. They only have enough energy,to go down the mountain safely.,Trash is a terrible problem. Since people first began to climb Mount,Everest, they have left 50,000 kilos of trash on the mountain. Several groups,have climbed the mountain just to pick up the trash. When people plan to,climb the mountain, they should plan to take away their trash.,Question 31. What is the main topic of the passage?,A. A problem with trash on Mount Everest. B. Climbing,safely.,C. A dangerous mountain. D. Wind on the,mountain.,Question 32. Why do climbers leave their trash on the mountain?,A. Other climbers will use it later. B. They don't have,the energy to take it away.,C. The wind will blow it away. D. Special groups,will pick it up.,Question 33. Why do climbers on Mount Everest carry bottles of oxygen? ~,Because _____.,A. The air is very thin. B. Climbing makes,them tired.,C. They are thirsty. D. The weather is not,cold.,Question 34. What does the word "them" in the text refer to?,A. people B. tents C. strong,winds D. oxygen bottles,Question 35. How much trash has been left on Mount Everest since people,started climbing it?,A. 100,000 kilos B. 5,000 kilos C. 50,000 kilos D.,10,000 kilos,Question 36: What have several groups done to address the trash problem,on Mount Everest?,A. Climbed the mountain to leave more trash. B. Climbed,the mountain to pick up the trash.,C. Created rules for climbers to follow. D. Built shelters,for climbers.,Four phrases/sentences have been removed from the text below. For,each question, mark the letter A, B, C, or D on your answer sheet to,indicate the correct option that best fits each blank from 37 to 40.,In Vietnam, local communities are important for many reasons. (37),_____ . For example, people often organize festivals and events to bring,everyone together. Many people work together to help their community, (38),_____. These people provide important services and help improve the area.,In many places, people also help keep the environment clean (39) _____.,This makes the community a better place to live and visit. (40) _____.,More people get involved in activities and share their ideas to make their,neighborhoods better for everyone.,A. by planting trees and cleaning the streets,B. Today, communities are becoming more active and connected,C. Each community has its own traditions and activities that,everyone enjoys and takes part in,D. such as teachers, doctors, and community helpers,Question 37. _____ Question 38. _____ Question,39. Question 40. _____

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