if people don't stop cutting down trees,perhaps there will b

if people don't stop cutting down trees,perhaps there will b We should stop cutting down trees if we don't want a world w If people keep cutting down the trees,animals will have nowh there will be fewer trees in the future if people cut down t 是Don't cutting down trees. 还是Don't cut down trees. ? People must_____down too many trees.A.stop from cutting B.be We should stop cutting down so many trees的意思 We must stop cutting down trees.句型转换 If people _____ cutting down the forest ,they will have nowh If people keep cutting down the forest,they will have nowher We muse stop cutting down trees.保持句意不变,We___ _____ cutting d People must stop cutting down the forests.划线部分:cutting down