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问题 “已完成”还是“未完成”？该怎么理解呢？

1.She hasn't read the book.2.He has been dead.3.He hasn't been dead for 2 years.老师好，1-2句不跟时间段，但是，意思上好像是延续性的啊，那“已完成”怎么理解？第3句对吗？怎么理解呢？

问题 which it is expected定语从句

They rolled out a product which it is expected would be beneficial for the blind.请问老师，it is expected是嵌入式定语从句吗？which引导的定语从句做it is expected的实际主语？

问题 不定冠词和定冠词使用辨析

...gh to wake the dead. This time it was the postman and he wanted me to sign for a registered letter!1.语法书上说，首次提到某物需要使用不定冠词a/an, 然而，本文中，shop, postman 都是首次提到，为什么没有使用不定冠词a，却直接一上来就使用定冠词the...

问题 短语motion to sb to do sth的结构分析

...是不能用作状语的，难道是后置定语吗，另外它和motion for sb to do sth有区别吗?

问题 句子分析

...otball field without scoring a goal; I became conscious of my inferiority, for I was hopeless at games."I used to hear so much about you," he said with a grin. "Then I learned that you were a member here and I could not resist asking someone to point you out to me. Though, if you'd looked the least ...

问题 不定式做定语和状语

I wish for a chance to try it 这里的 to try it 是状语吧！因为前面句意完整，表目的，那能不能改为 I wish for a chance to try 呢？to try 作为定语修饰 chance。

问题 有关比较级的试题

请教曹老师有关比较级的试题：--Thank you for a ____ interesting evening I have never spent.--My pleasure.C. most  D. more曹老师，该题您在前段时间已经给予了指导。该题原参考答案用more主要是因为原题干里没有相应的比较对象，而且原题干...

问题 its可以单独使用吗（后面不接名词）

...数和人称上与主语一致。The company has come under fierce attack for its decision to close the factory. 因为决定要关闭工厂，公司受到猛烈攻击。If a room is 3 metres wide by 3 metres long its area is 9 square metres. 如果一个房间是3米宽3米长，它的面积就是9...

问题 as being 的用法与省略

They advertised goods (as being) for sale.1. 这句话如何翻译？2. as being 是什么意思？是什么作用？修饰哪个词？为什么可以省略?3. (as being) for sale 是非谓语吗？

问题 表示“谋生”living与哪些动词搭配

...doing all kinds of things. 她做各种各样的活计来谋生。 So for years men have turned to the sea to make their living. 因此多年以来人们转向海洋谋生。老师说，living 不能与 gain, win 搭配。问老师为什么，老师说这是惯用法，没有解释的...

问题 symbol前用不用冠词与用不用复数的疑问

有这样一个句子：However, the best representatives for Beijing are the vanishing Hutongs and square courtyards. Through hundreds of years, they have become symbol of Beijing’s life. Tian’anmen square is still brilliant today with cloverleaf junctions and skyscrapers everywhere.其中的 t...

问题 名词短语的成分分析（涉及同位语）

More than two million candidates have signed up for the upcoming exam around China, a 13.6 per cent increase from 2016, according to enol.cn.看着像是 more than two million candidates 的同位语，不知我理解对不对。

问题 temperature后面为什么有 at which

For some substances， such as steel，the temperature at which it becomes a liquid is much higher.请问temperature 后面为什么有at？这个which是指代steel吗？

问题 arrive后面为什么没有介词

This is not because a person arrives his natural limit of efficiency when he reaches the sixth grade,for it has been shown again and again that with special tuition so many older children,and also adults,can make enormous improvement.

问题 easy reading的用法疑问

牛津词典例句:For all its clarity of style, the book is not easy reading. 这本书虽然文体清晰，但读起来并不容易。为什么后面是easy reading 呢？这是主动表被动吗？如果是，为什么不是easy to read呢？麻烦老师对easy reading 从主动表被动和d...