網友回答：
green grass in the fields， such as holidays in the country，when spring came， as all the other birds are also singing at the same time， and flowers opening everywhere.The Countryside in Summer， the countryside in summer louder this time; and soon the
溫馨提醒：隨時光變遷，文中所陳述觀點；準確性、難免有所變動，因此文中觀點僅供參考。
