求翻译：北京是一个大城市，曾经举办过奥运会，现在的北京种了很多树和很多草，因为北京是一个现代化环保的城市，有许多名胜古迹，所以参观者也就越来越多，在北京人们为了改进我们的环境，人们都自觉将垃圾扔进垃圾桶，自然环境也就好了许多，每天早上都可以看见有许多人在锻炼身体，增强了体质是什么意思？

Beijing is a big city, once hosted the Olympic Games, Beijing now has many trees and many species of grass, because Beijing is a modern, environmentally friendly city, has many attractions, so visitors will more and more people in Beijing to improve our environment, people are consciously garbage th

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Beijing is a big city, held the Olympic Games, the present Beijing has planted very many trees and very many grasses, because Beijing was a modernized environmental protection city, some many scenic spot and historic resort, therefore the visitor more and more were also many, in Beijing people in or

Beijing is a large city, had held had Olympics, now of Beijing species has many tree and many grass, because Beijing is a modernization environmental of city, has many monuments, so visit who also on increasingly more, in Beijing people to improved we of environment, people are consciously will garb

Beijing is a large city, had held had Olympics, now of Beijing species has many tree and many grass, because Beijing is a modernization environmental of city, has many monuments, so visit who also on increasingly more, in Beijing people to improved we of environment, people are consciously will garb