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问题 分词的逻辑主语问题

Project scientists looked for a ring of light around an area of darkness representing the black hole. This is known as the black hole's shadow or silhouette.第一句中分词representing的逻辑主语是谁？

问题 句中宾补和定语的区分

句中宾语的宾补和宾语名词的定语应该怎么区分？比如I know a boy called Tony.I see Tony doing homework.

问题 positive hindrance是什么意思

My busy over-educated brain is a positive hindrance to prayer.请问句子是什么意思？尤其是 positive hindrance 是什么意思？感觉 positive 与 hindrance 搭配意思不通吧！

问题 请教一道时态题

Taking photos is a great way to ___________.答案给的是: remember what happened. 请教一下，所发生的事情可不可以填what happens？感觉what happens表示经常发生的事情，前面开头taking photos经常性的，答案给的是what happened. 谢谢

文章 since究竟指向时间段的哪个点位（II）

...现在完成时和一般过去时的比较时出现了如下例句： He has written to me frequently since I was ill.(自从我病愈以来他经常给我写信)我们知道，张月祥教授在专业上多以Quirk学说为借鉴，但在since这个问题上却不知为何站在了终点论一边...

文章 说说out of question这个短语

...out of question，张先生给出了例句如下:Out of question, this plan can be fulfilled ahead of time. 毫无疑问，这个计划可以提前完成。It is out of question that he will be appointed Chief Engineer of the railway.毫无疑问，他将被任命为那条铁路的工程师。的确...

问题 that did it 出现在句子开头的意思

例句：That did it. Here was a kid who had flunked two grades, who had been told he was‘brain-damaged，’who had been called‘Frankenstein’by his classmates and told his brains must have leaked out of the cut on his head. Suddenly he discovered he could really learn and accomplish things. T...

问题 格言可以用一般过去时吗

有这样一个句子：Care killed a cat. 从意思上看，它应该是一句格言吧，但它为什么不用一般现在时呢？它是什么意思？

问题 长难句疑问，求助

Social science methodologies had to be adapted to a discipline governed by the primacy of historical sources rather than the imperatives of the contemporary world.句子中的 governed by the primacy of historical sources 如何理解？

问题 句子的省略用法疑问

At the top Alice could see right across the country-and a very strange country it was．across 在句子中是作介词吗? it was 后面省略了什么？it was 和省略的部分在句子充当什么关系？

问题 necessary在句子中作名词吗

This is a book necessary for every student.请问 for every student 是 necessary 的定语吗？

问题 any+名词（单数/复数）

请问any用于肯定句，后跟名词单数还是复数？比如这句话：We can do a wide variety of things for our clients: we can type all their letters and prepare any documents that they might need sending out.

问题 感叹句可以引导主语从句吗

What little money he had was stolen！How willing they remain to start a company now fades！这样可以吗？ 

问题 learn, know及物还是不及物

People learned a lot more than they had know before about that fact.句子里learn和know是及物还是不及物呢？

问题 For example的用法

It is peppered with a spate of Chinese elements in writing，Three Representatives,for instance. 这里for instance是作插入语吗？为什么可以接名词？for example可以接名词性成分吗？