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问题 a small amount of it 是整体和部分的关系吗

N-COUNT (用于化验的)取样,样本 A sample of a substance is a small amount of it that is examined and analysed scientifically.这个句子中

问题 涉及“并列结构和区分定语状语”的句子结构分析

...分后置的非谓语动词作定语还是状语？问题3：第二个and和谁并列？为啥要有逗号？

问题 when visiting和when to visit

And tourists are encouraged to book tickets on the Internet and stay away from busy hours when________.(visit)答案给的是visiting，when visiting在这道题中相当于when they are visiting吧，那意思不就变成“正在参观”了吗，但题目里给我一种“将来”的感觉，“...

问题 如何区分 间接疑问句 和 名词性关系分句

...Is it clear what he has done?      问题的核心是 间接疑问句 和 名词性关系分句的 用法不同，但是我搞不清楚 这两个概念的区别。      为何“Is it wrong what I have said?”中的what I have said名词性关系分句，而“Is it clear what he has done?”...

问题 动词时态问题

一个例句是：Getting mad at others means other people are getting control of your emotions中means引导的宾语从句中，people are getting control为什么要用进行时态 be+doing 的形式呢？不能直接用一般时态吗？这里是什么用法？

问题 现在分词短语的修饰作用

If Beijing charged straight at Washington, it would risk being badly gouged. 请问being badly gouged在这里修饰谁？作什么成分？

问题 句子分析

It seems that there are not a lot of good role models to choose from, at least not from the "typical " choices that we usually that we usually think of as role models.划线部分在这里是省略了吗？如何翻译？

问题 关于所有格

a stone’s throw 一箭之遥 at arm’s length 以一臂之距 这是http://www.yygrammar.com/Article/201204/2833.html上的例句，为何stone前面有不定冠词而arm没有呢？是不是打掉了？

问题 句子成分分析

Rosenberg argues convincingly that public-health advocates ought to take a page from advertisers, so skilled at applying peer pressure. 粗体的是做什么成分呢？是做advertisers的非限定性定语吗？

问题 定语从句中的谓语

The Jane haven’t decided yet which hotel to stay at这里的to stay 是不定式吧，那从句的谓语在哪里呢？

问题 “while+副词”的用法

While historically, the speed at which information moved was slower than current times, firms still valued customer loyalty.请教各位老师，while historically, 这是分句一个省略句吗？

问题 as的用法

It was a day as Australian as you can get: Sun, waves and surfing at the beach.这句话的语法结构不是很清楚，特别是这个as Australian as you can get怎么翻译？

问题 Back in 2006的用法

Back in 2006, Furong Jiejie ("Sister Lotus"), a 20-something woman in Beijing, posted her narcissistic pictures of plump figure, plain face and inelegant dance moves.Back in 2006表达是否有问题？back本身词性为副词，in 2006也为副词，这里是副词修饰副词吗？

问题 in and of itself

In itself，it‘s not a difficult problem to solve，这里in itself明显是状语，但在Science communication is a science in and of itself句子中in and of itself还是状语还是定语？这里of是什么意思？

问题 in在下面句子中是副词属性吗

The kitten is so tiny that it could be held in one hand.I can't drink coffee with milk in=I can't drink in coffee with milk.?Nobody was in when we called老师，这几个句子的in是副词的吗？