问题 以下两个句子中there后面的动词形式为什么不同

John was waiting for there to be complete silence.No one had told him about there being a lecture the following day.不都应该看there前面是什么来判断后面的搭配吗，那这两句话前面都是介词，为什么一个是不定式一个是动名词形式呢？

问题 请教曹老师有关虚拟语气的问题

...我不是很理解,此时为什么用的是陈述语气和祈使语气If the train should be late ,what will you do? if we should fail this , we are ruined.if you should meet Henry, tell him I want to see him.

问题 这里的here是否为名词(Here is where...)

Not enough countries have a national health system like Britain’s or the clinical infrastructure of Denmark to deliver test samples for real-time analysis. More accessible, anonymised sources of data are needed. Here is where a Bio Force can get creative. here=this place？谢谢老师！

问题 请教这句话这里是否应使用介词短语

看一篇介绍vr技术的文章有一句话the research showed that students felt comfortable taking risk when playing game。翻译意思是研究表明学生们在玩游戏时会乐于冒险。我认为在这句话里作表语的形容词comfortable和taking risk之间缺少了介词，可以是t...

问题 She is not pretty enough for me to dance with her.

觉得读起来有点怪。请问这句话最后的“her”能不能省略？我记得有直接介词结尾这种语法结构？句子出处是床头灯3000《傲慢与偏见》，在第一次舞会上，达西拒绝与伊丽莎白跳舞。

问题 放在表语后面的不定式和动名词是做什么成分的

不定式例如 be able to do, be happy to do, be willing to do,这里 to do 是做结果状语吗？还有一种说法是这里的to do可以看做宾语从句的省略，比如 I am happy that I do sth,是这样吗？动名词如 be busy doing, be worth doing，这里动名词是做什么成分？

问题 独立主格句式改写的疑问

It was Sunday. We decided to go for a picnic.合并为包含独立主格的句子为：It being Sunday, we decided to go for a picnic. 可不可以改为这样的：It was Sunday, we deciding to go for a picnic. We deciding to go for a picnic, it was Sunday.

问题 not so helpful…as如何理解

it is not so helpful to give someone some bread as to teach him how to make a living.其中not so helpful…as如何理解？接的是adj还是to do？

问题 Who wants to go with me?和Who are your roommates?两句的结构分析

为什么后一个句子主语是roommates？

问题 请问 It is hard to convince him.这样表达是正确的，那有没有这样的写法He

问题 feed on 相关问题

Tigers _______ meat-eating animals, _______ meat. A belonged to, fed on B belonging to, feed on C were belonged to,feed on D belonging to,feeding 这题选B，不太明白第二个空为什么用原型，求教老师？是定语从句吗？

问题 于won't相关的问题

Some young people these days just __________ go out of their homes to contact the real world.A. mustn't    B. won't    C. mightn't    D. shouldn't 这题选B，我看解释说是习惯性的倾向，但是不知道哪里看出来的，就因为these...

问题 be done doing 是什么语法结构和用法

... her, "will you promise me to keep your eyes closed, and not look out the window until I am done working? “琼珊，亲爱的，”苏艾弯着身子 对她说，“你能不能答应我，在我画完之前，别睁开眼睛，别瞧窗外？请问老师： be done doing 是什么...

问题 确认性宾补和归属性宾补的判断问题

以下为老师的讲解原文：I don't think it is the good investment (that) they consider it.（确表）宾补不可以为确认性的。句末必须加to be，让不定式作宾补。我的疑问：这里的宾补是确认性的？我觉得也可理解为归属性的：是（属于）比...

问题 如何学好并熟练使用介词（副词）

...你中有我我中有你，使人傻傻分不清楚，如He lives on/off the Park Avenue.还有on和away都可以表示“继续下去”；最后即使把某个介词所有释义都搞明白了，在阅读中也经常出现无法解释的短语，如call on sb/call on sb to do sth拜访某人/号...