The trees can make the air____ _____ ______.

The trees can make the air____ _____ ______. They can make food for the trees 是什么东西? Planting trees can make the soil aovid changing into sand Trees and piants can make the air ciean .和 They can keep the Trees and piants can make the air ciean . 和 They can keep th We should plant more trees to make the air _____(clean). Jan Trees can help _____ the air in the city.A to clean B clean Trees can help ______ the air to keep it ______. [ &nbs Can the boys make paper plane?Yes,____ _____. trees can stop the wind ______ the earth away.A.blowing B.to make,fresh,and,clean,trees,the,can,air.连词组句 can,a,thought,the ,down,he,I,if,trees,I,make,house,new,cut 连