作文 17Dear Oliver,Im writing to invite you to the English speech competition in my school. Next Tuesday, in the school hall, the competition titled our hometownblue sky, green land and clear water will take place.Students will deliver speeches on different aspects of Inner Mongolias environment. Theyll describe the green grasslands, how we collaborate with scientific institutions to research and implement better grassland protection methods to keep the land green. Theyll also share the efforts to protect the clear rivers, such as creating buffer zones to prevent soil erosion. And the ways to keep the sky blue, like encouraging the use of public bicycles in small towns, will be discussed.Youre interested in our hometowns theme, so this competition is a perfect way to understand the environmental protection efforts in Inner Mongolia. Come and enjoy the speeches to learn more about our beautiful homeland.I do hope you can join us and know more about Inner Mongolia.Yours,Li Ming