And that is why America's
Second Wave infrastructure-including roads, harbors, highways, ports and so
on-were built with foreign investment.请问这里为什么用were而不是was呢，主语应该是America's Second Wave infrastructure吧期待解答，感谢！
Over them I placed a number of my broadcast scripts, each page of which had been stamped by the military and civilian censors as passed for broadcast.教材上说 as 是做 each page of which 的主语补语，那么 as 是介词还是连词？as 后面可以跟过去分词 passed 吗？
The river and the nutrients it brings also support the world’s biggest inland fishery, accounting for a quarter of the global freshwater catch, feeding tens of millions of people.各位老师能否给分析一下这个句子的结构，accounting for 是什么成分，谢谢！
...师好，下面这个句子是平行并列结构错误：The mass media neither gives us the necessary information nor telling us the truth.答案给的是The mass media neither gives us the necessary information, nor does it tell us the truth.改成The mass media neither gives us the necessary info...