以下是引用13917547在2003-12-31 20:51:00的发言: B 和C的区别在于句子含义,不能够说in 1999 rate of increase of A is nearly twice as fast as it was in 1991. 因为rate 不能够fast, increase 才能够fast!!!
问个弱问题,IT指什么呢,是rate of increase还是只指rate?
修改一下,今天再看明白了,IT指rate of increase,觉得dreampowerGG和手机兄说得很有道理