9. Rainforests _____ and burned at such a speed that they will disappear from the earth in the near future. (2002上海春季) A. cut B. are cut C. are being cut D. had been cut

说明：该句的意思为“雨林正在以如此快的速度被砍伐和烧毁以至于在不久的将来它们就会消失。”从语境中可以看出应该使用现在进行时。况且进行时可以表达出说话人的一种特殊的情感。说话人是想呼吁人们停止乱砍乱烧雨林，给人们提出的一种警告。