if people don't stop cutting down trees,perhaps there will be no forests in twenty years' time（保持句意不变） if people don't stop cutting down trees,perhaps there will______be no forests in twenty years' time
问题描述：
if people don't stop cutting down trees,perhaps there will be no forests in twenty years' time（保持句意不变） if people don't stop cutting down trees,perhaps there will______be no forests in twenty years' time
答
probably