distractors: much less fewer
sentence: Air pollution  will get worse as industrial countries burn more coal and oil.Many of the world's forests could disappear as more and more trees  are cut down  .Energy will continue to be a serious problem.The experts say their picture of the earth for the year 2010  may be wrong  .They only pictured the situation that  exists  today.By changing the situation, by  settling  the problems, the picture can be changed.There is  [MASK]  time for nations of the world to  work out  a plan of action.But they warned that  waiting  too long to make decisions would greatly reduce the chances of success.