they cool our cities and clean the air

they cool our cities and clean the air we,trees,cities,cool,because,green,they,our,plant,help,make,and造句 we ,trees ,cities ,cool ,because,green,they,our,plant,help,make,and （连词成句）急 求初中牛津英语8A chapter6 more practice的翻译 文如下：Dear friends:Trees are our friends.They work hard for us.They cool our cities and clean the air .They also give out oxygen for us to breathe.Trees reduce sound pollution in cities an others hate ads,saying that they make our cities and countryside ugly.为什么是saying而不是say呢? our cities' air will be cleaner对吗? Litter_____(infuence)the look of our cities. They cool the air的cool什么意思 “they cool the air”中,“cool”的意思?急 这句怎么翻译?They look cool They look cool 怎么变一般疑问句? they are anything but cool 求翻译 cool Cool! COOL cool cool yes,they are (our)