If people ()(continue)to cut down the trees,the birds will h
If people ()(continue)to cut down the trees,the birds will h
If the farmers cut down all the trees,the birds will have __
If people cut down more trees,the wild animals will have now
there will be fewer trees in the future if people cut down t
if people cut down the forest,they will have nowhere to live
连词成句cut we the trees will dirty get air the down if all
In the p___ people used to cut down trees and never took car
some people( )the trees in the forest A.cut down B.cut off
If people keep cutting down the trees,animals will have nowh
the trees were cut down by the workers.the trees
If people continue to change the wetlands to make__for farms
People must down the trees