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问题 这两个结构一样的句子为什么一个是不定式作主语一个是不定式作定语？

...说明不定式作不同句子成分的例句如下：不定式作主语: It's an honour to meet you.(书上原例句）加一个for的短语结构变成复合结构，It's an honour for me to meet you.不定式作定语：It's a good opportunity for us to exchange our experience.(书上...

问题 to such a great degree 是什么意思

This woman does have beauty within her, but it is to such a great degree that she is actually surrounded by it, like an aura.请问：to such a great degree 是什么意思？

问题 独立主格与定语从句的区分问题

...rybody agrees to the plan. Some support it, while I am one of               opposed to it.A. who B. those who C. which D. those这题B，为什么定语从句不可以，而...

问题 关于vice versa的使用

For the MC, when the moisture content is constant, its thermal conductivity is positively correlated with dry density; when the dry density is constant, the thermal conductivity is also positively correlated with moisture content. 上面这句子可以用vice versa简化为以下形式吧For th...

问题 be truthful 后接句子一定要加介词吗？

如： He was truthful about how he had acquired the lamb but not about its colour.about是必须的吗，在翻译的时候怎么翻译这个about？ 能否不用介词直接接上句子？（He was not truthful its colour）？ 

问题 ..., though, because... 有同时使用的用法吗?

Typically it's best to aim for the /ɪ/ in fluent speech,though,because the tense vowel may be too long in duration and negatively affect the intonation of your word..... though,because...这种逗号隔开单独一个though是表达什么意思?   另外有个小问题就是, affect 为什么...

问题 连词that可否引导并列状语从句

在英语听力节目里听到这样一句it is two simple words that when you fit them together the meaning changes。请问that在这里的用法是什么？that只是口语中带出来的相当于but？这样理解对吗？这就相当于that是一个并列连词？如果去掉 them 改成it is t...

问题 现在进行时表示将来的问题

...用或愿望的情况下，因此【Ib】例句是错的。按此说法，It's raining soon.和 The sun is setting soon. 是否都是错的？

问题 如何判断一个短语是“动词+副词”型还是“动词+介词”型

如果一个短语动词为“动词+介词（副词）”，那么怎么判断它是“动词+副词”型的还是“动词+介词”型的，比如 put on 等。其他的例子想不出来，请老师再举几个。谢谢！

问题 并列句中的逗号

News that Cambridge Analytica (CA), a firm linked to President Donald Trump’s 2016 campaign, got data on 50m Face-book users in dubious, possibly illegal, ways has lit a firestorm. 请问这句话中的possibly illegal前面为什么没有and，以及和后面的way要有逗号？

问题 一句没有从句却出现了两个谓语

So, the common concern on this modified soil is embedded into the subgrade would contaminate the surrounding water or soils due to the leachates.这句话怎么没有从句的形式就出现了两个谓语 is 和 would contaminate？请老师解答!

问题 over的用法

...ericans do not assess their visitors in such relaxed surroundings over prolonged small talk; much less do they take them out for dinner, or around on the golf course while they develop a sense of trust and rapport. Rapport to most of us is less important than performance. over的用法教材上...

问题 what 在句子中作什么成分

在一本书里看到一句话：I expressed the hope that her son would go on to accomplish what she had hoped for him in the position which he then had.请问这句话中的what 作什么成分？

问题 关于if引导的虚拟语气

...问 If these elephants hadn't been rescued, they would still be living on the streets of Bangkok. 这句话是虚拟语气吗？ 如果是的话，为什么主句的时态不是用would have done的形式呢？如果不是的话，上下文都是一般现在时，主句为什么突然用了个...

问题 as well founded的理解

On the other hand, he did not accept as well founded the charge made by some of his criticsthat while he was a good observer, he had nopower of reasoning.短语as well founded，as是什么词性/成分？well founed是什么词性/成分？