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问题 by的用法

Act only according to that maxim by which you can at the same time will that it should become a universal law请问句中的 by 指代什么？先行词by 是不是指的是become 所通过的方式？

问题 有关部分倒装的疑问

So unreasonable was his price that everybody startled是部分倒装吗？和这个句子 Here is the letter you have been look forward to 有什么区别？不是所有谓语都被移到主语之前了吗？

问题 介词on做什么成分？

I will now report to you on the work of the government.It has a bad influence on your health.这两处on短语做什么成分？

问题 2016四川大学考博第一篇阅读

...supporting his face.  Furthermore, in many relationships, the members come to share a face, so that in the presence of third parties an improper act on the part of one member becomes a source of acute embarrassment to the other members. A social relationship, then, can be seen as a way in which...

问题 expect,believe,think,suspect等用于否定或疑问句时后面必须用虚拟语气吗

...有用should+原型，即没有用虚拟语气：I don’t think he will come to my party. 我认为他不会来我的舞会.I don’t believe that man is killed by Jim,is he? 我认为那个人不是Jim所杀的, 是不是?

问题 这里的Seem为什么是现在一般时态？

Sorry, I wasn't being insulting. I simply commented that you seem(这里) to have put on rather a lot of weight lately. In the 1980s and early 1990s, athletes entering international sports competitions seemed to be getting younger and younger. Talented young athletes, boys and girls, were spotted...

问题 if 条件状语从句（真实条件句）

It could only get over the mountains if it rose to 10,000 feet. 请问，这是“if 条件状语从句（真实条件句）的假设过去”吗？ 那“主句”为什么不用“过去将来时would do”呢？

问题 定语介词的选择

老师们好！Their methods do not attempt to estimate the actual biomass (the amount of living biological matter) of fish species in particular parts of the ocean, but rather changes in that biomass over time.句中的changes in that biomass为什么选择in做changes的定语介词呀，谢谢老...

问题 用 it 还是 them

They should clean the room and wash the clothes，because when they get older，they will have to do it. 这个句子最后一个单词it要改成them嘛，clean the room and wash the clothes.是两件事还是一件事？

问题 句型be provided with困惑

...om his father, who had intended to purchase an estate, but did not live to do it. -- Mr. Bingley intended it likewise, and sometimes made choice of his county; but as he was now provided with a good house and the liberty of a manor, it was doubtful to many of those who best knew the easiness of his ...

问题 make a mistake后接动词用什么形式

make a mistake 后接动词时，是用 doing sth？还是 in doing sth? 还是 of doing sth？

问题 省略的问题

Try knocking at the back door if nobody hear you at front door. 这里的if nobody hear you at front door 为何没加the 还有knock 省略了么 原句是不是这样的  if nobody hear you knocking at the front door

问题 几个长难句分析

...ere are no good theories explaining what consciousness actually is and how you could ever build a machine to get there. (2019考研英语一)请教曹老师：这里是there are no good theories explaining…动名词复合结构吗？

问题 有关章振邦《新编英语语法教程》的问题

...些使用语境可能会是什么语境下才能成立。比如说，Have you jotted down the questions to be answered 《the questions to be answered》为什么是前照应特指？我想请曹老师说说语境与the的关系这些例句中的语境

问题 第二个the host分析

...me factor in the host which the virus absolutely requires and the host can do without.《经济学家》里面的句子。我的分析：the host can do without是和第一个the host并列，do代替require：（in）the host which the virus can require without，其中without是副词。对么？...