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问题 关于demand doing用主动表被动

请问有没有 demand doing 结构，用主动表被动？

问题 形容词的种类

老师，帮我介绍一下形容词的分类和每类形容词作定语的意义。

问题 as比较状语从句补全问题

The importance of the fact that English sentences can be constructed to be as long as might be necessary to express some meaning is that it makes the sentences of English impossible to encapsulate in a list.请问这句话应该如何补全？

问题 then和later的用法区别

He washed all the dishes so that his mother wouldn't have to do it (  ).这里用 later 好还是用 then 好？

问题 should还是might（2004年浙江高考题）

I _____ pay Tracy a visit, but I'm not sure whether I will have time this Sunday.A. should      B. might       C. would        D. could这是2004年的浙江高考第26题。网上给的答案不统一，有的说是 should，有的说是 might...

问题 that is to say 在句子中的成分

This is the famed citation index, that is to say the number of times a paper has been quoted elsewhere in the scientific literature, the assumption being that an important paper will be cited more often than one of small account.请问在句子中, that is to say 做什么成分呢?

问题 for twice as long as的用法

During that time the districts that stayed closed longest forced all or some of their children to learn remotely for twice as long as schools in Ireland.这里for是什么成分？去掉可以嘛？Indians are the world's biggest book worms, reading on average 10.7 hours a week, twice as long as Ame...

问题 被动语态

... were advised not to go out alone by our parents .    对吗？by引导的动作发出者，何时放于句尾，何时放于句中 ？如果与状语，宾语补足语或固定搭配有关，那么如何区分该成分是做动词的状语，宾语补足语还是固定搭配？求老师...

问题 请问有没有don't need sb doing sth 的用法

...我说：I don't need you cheering me up. 我可以这样说吗？我查到的都是don't need sb to do sth.如果我这样说不对，那我换成I don't need your cheering me up.可以吗？

问题 something that had never done&

At times, I turn on the television and just leave it to chatter in the background, something that'd never done previously.译文：有时，我打开电视仅仅是要一种氛围，这是我以前未做过的。我的疑问：something that'd never done previously. 作这个句子的什么...

问题 关于过去进行时的疑惑

语法书上对过去进行时举了三个例：We were having dinner when they came.I was busy yesterday,I was preparing for the exams.I was reading aloud while my brother was watching TV.我的问题是：1.第1句前半部份having dinner是进行时，为什么后半部分 they came 没用进行...

问题 put/turn/set the clock back的理解

The time of death is appointed by God and no man should put the clock back on another.句子后半句真正含义是什么？本句出自英语教材, 课文解析为任何人不应缩短他人的寿命, put/turn/set the clock back: 字典解释为“倒退，回到从前，把钟拨慢”。按字...

问题 manager前不加冠词

...  C the;the  D 不填；the我选得c 答案是d 后面有of引导的介词短语修饰该n，为什么不是指特指呢？答案中说到manager这里的词义是职位，但不可数n不是也可以加the表特指的么？谢谢老师指导！

问题 主动语态为什么用by

Early explorers used to navigate by the stars.主动语态为什么用by？

问题 change jobs与change a job（单数还是复数）

...reasons for wanting to change jobs. 人们想换工作有许多各不相同的理由。句子中为什么用 change jobs，难道是要换多个工作吗？我也可以换一个工作吧，并且通常应该是一个一个地换吧，为什么不用 change a job 呢？