问题描述：
一个英语句子结构分析
The online penetration and computer ownership increases extend across all the demographic levels-by race,geography,income,and education.分析这个句子的结构分析一下,谓语是increase还是extend?
The online penetration and computer ownership increases extend across all the demographic levels-by race,geography,income,and education.分析这个句子的结构分析一下,谓语是increase还是extend?
问题解答：
我来补答展开全文阅读