问题 关于This washing machine has had the back and top panels taken off的表达

This washing machine has had the back and top panels taken off.这是在BBC一个听力中的句子，出现的场景是主持人面对一台拆开的洗衣机，要介绍内部的样子。这个句子看起来很怪，这应该是This washing machine have the back and top panels taken off.变成了...

问题 still less的意思与用法

...  B. little      C. much        D. more答案是A，资料上解释说：still less 是固定搭配，意思是“更不用说”，也可说成much less，意思一样。但still less的这个用法，似乎很少见，请老师详解！谢谢！

问题 little的比较级和最高级有哪些形式

听说little 的比较级和最高级有三种形式： little — less, least litte — littler, littlest litte — more little, most little 请问这种说法对吗？特别是第三种，好像很少见吧？如果可以的话，它们在区别吗？

问题 than is necessary是句中的什么成分(than是什么词性)

He never say more than is necessary.没有必要的话，他从不多说[他从不说废话]。

问题 现在分词完成式的被动形式与过去分词作原因状语的区别

 Warned (warn) several times,they became more careful in doing the job.为什么不是Having been warned？

问题 which在定语从句中的用法a

In 2012 a federal court threw out a case brought by residents of Mis-sissippi against 34 big carbon emitters for harm resulting from Hurricane Katrina, which they argued climate change made more destructive.请问which的先行词是哪个？它在从句里面又做什么成分？

问题 back then 在下面的句子中是插入语吗

back then 在下面的句子中是插入语吗？ Sometimes I think how grateful I would be today if I had learned more back then about what really matters.

话题 it has been mostly sharks and seals.

话题 a red one and a green one.

问题 in this day and age为什么为介词in呢

Why dress so formally in this day and age? 名词 day 前面为什么用介词 in 而不是 on 呢?

问题 and one look at him如何进行语法分析

A mischievous grin spread over his bronzed face, and one look at him, without those glasses, showed that the uniform was a disguise, that this was no sedentary bureaucrat but an out-of-doors man of action.

问题 如何分析and for that is what America, I believe, is about. 这里的语法结构和成分？

...th the confidence of the whole people, to win the confidence of all of you and for that is what America, I believe, is about.I said at the outset, I wanted to represent - this campaign to represent and look like America. We've done that."请教老师，1) 如何分析and for that is what America, I ...

问题 while = and 同时（并例连词）

In Save Money: Good Food, she visits a different home each week and with the help of chef Matt Tebbutt offers top tips on how to reduce food waste, while _____(prepare) recipes for under  5 Yuan per family a day.问：此横线处应填preparing ,说是状语从句的省略，那我要问while作...

问题 fifteen hundred与one thousand and five hundred

Aristotle’s scientific theories dominated Western thought for fifteen hundred years. 亚里士多德的科学理论统治西方思想长达1500年之久。上面的句子摘自柯林斯词典，请问句中为什么用 fifteen hundred，而不用 one thousand and five hundred？

问题 一道专八改错题，and后面到底是省略了have还是have contributed to呢？

Throughout our history, immigrants have contributed to American society and help build the American dream 请问:可以将help改成helping吗？答案改成helped将其看作与contributed并列。那可以理解成and后面省略了have contributed to，helping…做它的宾语吗？