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问题 It is imagined that...句式的用法

请问英语中有 It is imagined that...这样的句式吗?若有，It is imagined that...句式的用法是怎样的？谢谢专家！

问题 为什么是How far is B from A？

How far is it from A to B？为什么等于How far is B from A？而不是How far is A from B呢？

问题 it takes sb some time to do sth的疑问

I'm so sorry it's taken me so long to get this to you.为什么有 taken？不是 it takes sb some time to do sth 吗？

问题 It is normal for there to be generation gap为什么要用for

It is normal for there to be generation gap between parents and children.1.这里为什么要用for？是因为it is adj for sb to do？但是这里的sb.不应该是指人么？怎么是there be句型？2.能否改成It is normal there is generation gap between parents and children.这样改有错...

问题 什么叫缩合连接代词

...。书上说下面句子中的what就是缩合连接代词：Have you got any idea what she wants? 你知道她要什么吗?She was not happy at what he said. 对他说的话她感到不高兴。It was what he meant rather than what he said. 这是他的原意而不是他的原话。但我在语法...

问题 whether to be hopeful... 这里是否可以省略

曾看到这样一句话：The principal’s inbox has been flooded with emails from students wondering whether to be hopeful about a new teacher. whether to be hopeful... whether后是否有省略，可不可以这样用呢？

问题 请问：如何理解it is here where there are？

It is the north of the country, where the lands rise toward the Himalayas, that perhaps has the greatest potential as a vast, protected landscape. Much of this part of the country is essentially unexplored - at least by biologists - and it is here where there are undoubtedly lots of discoveries to b...

问题 He is probably a teacher 的probably 修饰什么

请问老师：He is probably a teacher 中的 probably 修饰什么?这是个主系表结构，那么副词 probably 这里是修饰系动词 is 的？还是做什么补语什么的？还是修饰全句的？说成 He is a teacher probably 对吗？

问题 as is done 是什么用法

Rather than punctuating the music content, as is done on radio or TV, some of the online services can still use advertising support.句子里as is done 是什么用法？

问题 This is where...句式

This is where being able to quickly create a TCP client comes in extremely handy.这句话什么意思如题，这句话是什么意思？This is where 理解成“这就是...的地方”可以吗？这里的comes in理解成“具有”可以吗？为什么是comes不是come？

问题 see it happening的语法分析

...cause the layer of fat makes the virus behavior candle like a drop of oil, you can see it happening in this demonstration.这句话后半部分我想如果写成you can see （that）it is happening in this demonstration.这样就构成宾语从句形式，我就容易理解。但原文的语法结...

问题 定语从句主语问题

A bank is the place where they lend you an umbrella in fair weather and ask for it back when it begins to rain.这里的先行词是the place，是一个单数, 为什么后面从句的主语就用they?

问题 请问that is是什么成分？和后面的句子是怎么联系的？

They believe what is behind this is the deep-rooted drawback of Chinese cultural products, that is, intermediate products are non-terminal, low-end products cannot be made independently, and processed goods are non-branded.请问老师，that is是插入语吗？如果是的话，那这句话应该...

问题 找出句子的主语、谓语、宾语（或表语）

...and forgotten, have been before me, making the path smooth, and regulating my steps.  请问这句的主语、谓语、宾语（或表语）分别是什么？

问题 return from several weeks 的用法

A year and half later, my grandfather became gravely ill. When he returned from several weeks in the hospital, he wanted his bed next to the window, where he could see his beloved rosebush.from 加weeks是什么意思？还有in从医院里回来吗？