一个句子两个谓语,句子成分如何分解?

题目

一个句子两个谓语,句子成分如何分解?
例句：Buyers and sellers should be aware of new developments in technology can and does affect marketing activities.
这是在新东方上看到的，不止一个句子结构是这样的，所以我觉得错误率不大
句子成分到底怎么分析呢？

答案

个人觉得这句话是病句.应该在 technology 和can 之间加 that 或 which.Buyers and sellers should be aware of new developments in technology that (which) can and does affect marketing activities.买家和卖家...