看到一句话:Oxford
university,it's also one of the oldest universities with historian tracing
instruction as far back as 11th century.我理解这句话几个问题:1.我查词典里介词with的词条解释似乎都不适合这里，请教这里with的含义，请写出中文和英文的含义...
...？We find that test-requiring institutions increased student diversity to
the same degree as that of test-optional institutions.我自己想了一种情况（如有错误还请老师们纠正）that 指代 student diversity, 即 as student diversity of
test-optional institutions (increased), as 做...
Shielded by third-party payers from the cost of our care, we demand everything that can possibly be done for us, even if it's useless.老师我觉得shielded在这句话中翻译不通，第三方不是提供资金吗？与保护有什么关系呢？
请问：I was born to have the capacity to
conduct people, and therefore I am used to organizing.该句中conduct people怎么理解？查了好几个词典，但好像都对应不上（如果有哪位老师查到对应含义，烦请给个出处，谢谢）