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问题 表示在某场合occasion前用介词on与at

...了。 但在网上看到一个用 at 的例子： Valentino is keen to see celebrities parading his clothes at big occasions. 瓦伦蒂诺喜欢看名人在重大场合展示他设计的服装。 请问像这样用介词 at 也可以吗？它与用介词 on 有什么区别呢？

问题 非谓语动词的句法结构(lost in thought与being lost in thought)

When i came in, I saw her sitting in the sofa____ in thought.A. to lose          B.losing             C.lost          D.being lost 这里为什么选C，不能选D？

问题 不定式短语能否改为动名词短语作主语、 so long倒装句

各位老师:Years may wrinkle the skin, but to give up enthusiasm wrinkles the soul.这句话中的give up 能否改为 giving up，如果能两者有什么区别，如果不能为什么?So long as it receives messages of beauty ，hope ，cheer, courage and power from men and from the infinite ,so...

问题 as if引导的从句不是事实时必须用虚拟语气吗

...请看下面一题：It was John who broke the window. Why are you talking to me as if I _______ it?A. had done        B. have done        C. did          D. am doing本题参考答案为A，但可以...

问题 定语修饰对象的分析与判断

Police in Changchun, Jilin province, asked prosecutors on Sunday to approve the formal arrests of 18 people, including the chairwoman of the vaccine maker, surnamed Gao, from Changchun Changsheng Biotech Co accused of faking production and inspection records for a substandard rabies vaccine.翻译...

问题 as 的用法（指代主句整句内容与部分内容）

I read that they often hide from predators by squirting out a cloud of ink or something like that?FEMALE PROFESSOR: Yes, the octopus can release a cloud of ink if it feels threatened, ah but it doesn’t hide behind it, as is generally believed.FEMALE PROFESSOR: Um the ink cloud is... it s...

问题 句子的 not 似乎不符合否定句的语法，一般不是 don't rely on oil .，为什么此处

This aims to diversify Saudi's revenue sources and not rely on oil .

问题 ask for sth of sth

Fearing that their countries might someday be lost to rising seas, they asked the intergovernmental panel for further study of a lower threshold.这些岛国害怕自身有朝一日会因海平面上升而被淹没，因此请求联合国气候变化政府间专门委员会进一步研究出全球...

问题 as he hoped it would 如何理解分析

The next car the boy stopped did not take him into the centre of Paris as he hoped it would, but to Perpignan on the French-Spanish .这里as he hoped it would, 是不是省略了什么？怎么分析和理解呀？）我看到英语语法网上说，方式状语也属于比较状语，所以，这...

问题 过去完成时不是要有明确的过去的时间做参照吗

...子:China speed is amazing the world. While other countries are struggling to make high-speed railway a reality, the China Railway  Corporation  had busied /has been busying itself in laying down over 25000 km of high-speed tracks over the past ten years - accounting for roughly two thirds of the ...

问题 thanks for 在这里怎么解释呢？

...看。 其实这个问题 和我上次提问的 thanks for 和 thanks to 是同类型的，只是学生不知道应该在那个帖子上追问还是再开新帖子，因为有时候追问并不能得到答案。 此外我对老师们的回答非常的满意，也由衷的谢谢老师们为...

问题 It’s no good doing sth中的good是什么词性

...now. 现在就为此发愁根本没用。It’s no good shutting your eyes to things. 视而不见是没有好处的。请问句中的 good 是什么词性？是名词还是形容词？

问题 语法问题（涉及for three times以及until night等）

...at night.晚上他不敢到那里去。请问dare后面是跟do sth.还是 to do sth.啊？4. I was sick three times in the night. 我夜里呕吐了三次。这里为何不在three times 前加for呢？

问题 one after another作主语谓语动词用单数还是复数（词典权威例句）

...谓一致问题，假若是这样写的呢？One after another _____ asked to enter the room.A. was        B. were应该如何选？请专家老师指点！希望有比较权威的原始例句作支持！谢谢！

问题 where从句结构理解和分析

The upside is the possibilities contained in knowing that everything is up to us; where before we were experts in the array of limitations, now we become authorities of what is possible.还是句意懂，结构懵。。。请问老师，如何理解where状语从句结构？我一般常见where+一...