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问题 用完成时态改写句子

The guest invited to my house yesterday borrowed my umbrella when he left. 将这个句子变为完成时，请问这道题怎么变？

问题 in part的用法

All of this is in part a response to ructions at home.请问in part 修饰谁

问题 分词逻辑主语判断

Even ignoring labour costs, he thinks that America has forgotten how to run labour-intensive factories. 老师好，请问句首分词逻辑主语应是he还是America？

问题 that 连词

Cockroaches are the public enemy that we’re not afraid to admit that we hate them, 老师好，句中 enemy 后面的 that 是作连词用的吗？我想确认一下 that 可以作连词连接两个完整的句子。

问题 难句分析

My present employer is not aware of my job search and, for obvious reasons. I’d prefer to keep it that way.如何理解and, for obvious reasons在句中的成份及用法？

问题 定语从句

if the government launches campaigns to convey the message that a sedentary job can affect health adversely and reduce life expectancy.请问，这是什么句子， 为什么用that， that前后都是完整句子，为什么不用介词➕which

问题 同位语从句

There are so many unpredictable factors in the world of work that employers have to downsize the workfore.请问这句是同位语从句吗，factors是先行词

问题 状语和定语

So it seems antithetical to talk about habits in the same context as creativity and innovation.请问as creatitity and innovation做状语还是定语呀(as creatitity and innovation are talked about) 谢谢！

问题 几种被动形式的区分

请问be done, to be done,being done,done 这几种都可以表被动，具体用法上有什么差异呢？

问题 when引导什么从句

It’s difficult to study when the weather’s so hot.请问这个句子中的 when 是引导什么从句？宾语从句还是状语从句？句子如何翻译？

问题 改错的问题

Proponents of bilingual education felt that poor academic achievement in certain students was attributed in part to insufficient English instruction.这是一道改错题，答案吧in改成了among，请问老师，in可以改成of吗？

问题 roughly的用法

The roughly 20 million inhabitants of these nations looked hopefully to the future.句中，roughly为副词，后边的成分是名词短语20 million inhabitants，副词修饰名词，这里如何理解？能否改为rough?

问题 句子主谓

My maternal grandmother, after having nine children who survived, one who died in infancy, and many miscarriages, as soon as she became a widow devoted herself to women's higher education.  请问这句话怎么分析，有谓语吗？

问题 不定式的用法

请问老师，This restaurant is meant to be excellent.这句被动语态，表达的是"这家餐厅的目的是要做到优秀" 还是"这家餐被认为很优秀"? 谢谢！

问题 主谓一致关系

Three quarters of the theater was full. Only one-third of the class is going to make it. 这类句子中的谓语动词怎么用了单数呢？从意义上看好像是复数。请老师解惑，谢谢。