Under the world’s watching, Rio Olympic Games finally came to its opening ceremony. Before, a lot of problems had been exposed and many people wondered if Rio could finish the task and present the world a wonderful opening ceremony. The answer was definitely positive. Though the budget was very limited, the government showed the world a green Olympic Games. It is the trees that make our home safe and healthy, while today a lot of people have forgot it and they pollute and destroy the environment. How can we survive in the future. The opening ceremony gave the answer that was to plant trees and protect our environment. Rio Olympic Games showed a great theme and it is creative. The government do not let people down, instead they surprise the world and remind people of the importance of green. 在世界的關注下，里約奧運會終於迎來了開幕儀式。之前，很多問題被暴露出來，許多人都在懷疑里約是否能完成這個任務，給世界帶來一個精彩的開幕式。答案是肯定的。雖然預算有限，但是政府向全世界展示了一個綠色的奧運。樹木讓我們的家園安全和健康，而如今很多人都忘了這一點，他們污染和破壞了環境。這樣我們如何在未來生存下去。開幕式給了答案，那就是種樹和保護我們的環境。里約熱內盧奧運會展示了這一偉大的主題，還富有創意。政府並沒有讓人失望，他們給世界帶來了驚喜，提醒人們環保的重要性。
