keep the air frsh

keep the air frsh shall i open the window to let some frsh air in no ,i 'd rather you didn't回答为什么用过去啊,you didn't we should keep the air ___ ___ ___ (清新) Trees Keep the air clean.这句话的意思 水树奈奈keep your hands in the air中文歌词谁有水树奈奈keep your hands in the air的中文歌词? The breath of the morning i keep forgetting .The smell of the warm summer air. The force of air will keep the water in the jar改为一般疑问句 Hot air balloons have burners to keep the air hot.动词不定式做定语还是做目的、结果状语? Please keep the windows (),and let the fresh air in.(open) we should open the window to keep the air f______.首字母填空 We should keep the door___ in order to let the air in (opem) We should keep our rooms clean and the air fresh all the time. The force of air can keep the water won’t fall down有语法错误吗? The air conditioning couldn't keep up with the Australian heat 是什么意思啊 people keep c__ about the air pollution,but the government hasn't taken any action you'd better close the window and () the cold air ()A.keep;on B.keep;out C.keep;up Dkeep;back keep the door open to let fresh air in.分析句子结构 There is a lot of air in the l___ snow.It can keep you warm.