问题 what指代问题

...ologists returned to a site that had been previously examined—Kuk Swamp, which is in a mountain valley in the highlands of what is now Papua New Guinea.请问老师，这里的what指代什么？what通常可以指代the thing(s) which，所以这里的what指代 the place which吗？这里thing...

问题 关于长定语后置的用法

各位老师好。①Although no proof yet exists that electromagnetic fields generated by household appliances pose any threat to health, mounting scientific evidence has convinced many experts that there is cause for concern.看起来划线部分是在修饰proof，为什么可以跨越谓语...

问题 定语从句but in which的疑问

...or Trans-Pacific Partnership, a trade deal of modest economic value but in which she sees a bulwark against Russia. 请教老师这句话的but是并列连词吧，a trade deal of modest economic value 是同位语，in which的先行词是Agreement ，but前是不是应该加逗号？

问题 Tom,normally a timid boy,jumped into the river and saved the drowning girl“normally a timid boy”是同位语，但是这里副词也可以修饰名词嘛

问题 turn sth into a tune的理解（同时涉及嵌入式定语从句）

...，这个句子的结构我算有点懂了，但我对其中的 turn into a tune 不是很理解，请专家老师分析并翻译一下：Classical music is the kind that we keep thinking will turn into a tune. 

问题 “there+谓语”句型中可否省略“there+谓语”

...w of her end: Princess Di.请问老师，这句话是省略了“there has come”的存在句吗？原型是这样吗：“And now there has come this death of a young woman ...”在什么情况下可以省略“there+谓语”？Nothing to worry about.是属于这个结构吗？原型是这样吗...

问题 spending on which 的用法疑问

Roughly half of its staff work in research and development, spending on which grew by 26% last year, to $3.4bn—more than the company generated in net profit.在这句话中我认为正常的顺序是：on which spending grew...，但是这里为什么能将spending前置？这种用法是不是和...

问题 句子成分分析

...pot… by having a quality product available, at a convenient place and at the right cost, while working with both our suppliers and internal customers to provide a very high level of cooperation and customer service after the sale.请问：by having a quality product available, at a convenient plac...

问题 there be中的现在分词与不定式区别

There are 17 people coming to dinner.也常见there be sth/ sb to do, 如There is a maid to do housework.那么，句中的coming能否改为to come，两种动词形式在此语义上又有什么不同呢？ 盼专家老师详尽指导解析，谢谢。

问题 怎么辨别什么时候用过去完成式

...possible from the wreck.Nothing of value was found, but the numerous items which were brought to the surface proved to be of great interest.这里为什么不是which had been brought to the surface，如果不能，怎么辨别什么时候用过去完成式还是用过去式？  

问题 如何分析 come one's way 的用法与意思

Some good luck came his way. They gladly accepted whatever money came their way. The instructor put off driving every student who came his way. 这几个句子是什么意思？come one's way 怎么理解？come 是及物动词吗？

问题 关于it形式主语的成分问题

请教一下，：The sheer scale of the investment it took to begin commercial expansion at sea reflects the immensity of the profits that such East-West trade could create.这句中it took to begin commercial expansion at sea是做The sheer scale of the investment的定语吗？这个定语里面i...

文章 英语过去分词若干疑难问题综合分析 —— 兼答过去分词的迷惑与疑难（一）

...”。相当于一个过去时或现在完成时的定语从句：The book which was (has been) written by Mr Brown is very instructive. 2. The book being written by Mr Brown is going to be published next month. 布朗先生正在写的那本书将在下月出版。 being written by Mr Brown 是...

问题 如何理解as+过去分词这种结构

...ion, that "the number of species and individuals diminishes as we descend, pointing to a zero in the distribution of animal life as yet unvisited."您好，曹老师，我想请教一下这个句子里的as yet unvisited中的as是什么词性，表示什么意思？如何理解本句中as+过去分...

文章 英语情态动词如何表示可能性

...性。例如：The car can be his. 这辆小车可能是他的。I could come tomorrow. 我可能明天来。如果对过去事情推测时，句子只能用could，而不能用can。这时，could表示过去或过去将来的可能性：Could this kind of tool be used in ancient times? 在古代...