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问题 off sick 怎么理解

He has been off sick all week. 这里的off sick怎么理解,off什么词性?为什么不直接sick

问题 关于since的句式

It is/has been 一段时间+ since 从句 since一般用现在完成时,在这里为什么可以用it is 呢?为什么可以用一般现在时呢?

问题 定语从句修饰主语后,一定要加逗号吗?

...会写的人,对这样重要的职务是不能胜任的。 A man who is unable to write a letter is incapable to hold an office of such importance.答案是A man who is unable to write a letter, is incapable of holding an office of such importance.除了将be incapable to do 改成了be i...

问题 请老师帮忙分析一下这个句子,特别是这里的这个""do""

Any kind of camera will do that has a shutter that can be made to remain open for a time exposure. 

问题 请问这里为什么用where

...nbsp;this,so the more possibility of revivahas led many speakers of endangered languages to develop system of writing where none existed before.这里为什么不用which do not ...

问题 作定语时to do和to have done以及 to be done和to have been done的区别

...组吗?)③这里能填被动吗,比如to be achieved或者to have been achieved④作定语时,to do和to have done以及 to be done和to have been done的区别?

问题 冠词选择问题(a和the)

...t .....这个难道不是前照应特指?为什么填a呢?第二, He has a  good knowledge of many foreign languages,and one of them is English which is (the) lannguage spoken by many people in the world.这个为什么不是a,一种被世界上很多人说的语言。

问题 名词性从句用法疑问

But that cannot disguise how, though  digital money has the potential to change the world for the better,  it could also do a lot of harm.老师好,这里的how语义和把how换成that的语义有什么不同?我觉得how的意思很"淡"呀……如果是翻译,怎么处...

问题 offer him it与offer it to him的用法区别

下面这个句子是2012年的江西省高考题:John has really got the job because he showed me the official letter _______ him it.A. offered       B. offering       C. to offer      D. to be offered此题答案选B。我这里要问的不是为什...

问题 时态试题

Shanghai ___ (be) a small town hundreds of years ago. Now it __ (become) a large city.第一空应是was,第二空应该是is 还是has become?又或者两者都可以?盼望专家老师解惑。

问题 现在完成时中时间状语的问题和一些延续性动词和短暂性动词的困惑

He has been away for one minute.他已经离开一分钟了。 He has had this book for two months.他买这本书已有两个月了。在这两个例子中,应是把left和lent换成了一种状态。 但是对于其他的表达,如我已经修好这个车子三小时了,可不可以用 hav...

问题 the third year in a row of when...句式分享

... the third year in a row of when Indonesia’s bleak rate of deforestation has slowed in pace. (2021考研英语一第二篇首句)。这个句子中the third year in a row that... / when 似乎也能够说的通,但是原文中的the third year in a row of when...是否有语法错误呢?

文章 cut power from more than a hundred thousand homes 这个表达正确吗

...使河水漫过河岸,并切断了数千名用户的电力供应。More recently Turkey has threatened to cut off electricity to northern Syria.就在不久前,土耳其还威胁要切断对叙利亚北部的供电。如果电源来自某地,则改为cut off power from...,例如:The rebe...

问题 wish从句时态理解问题

Two men who recently spent five days on a coral island wished they had stayed there longer.请问这个句子中,为什么用完成时态的 had stayed 呢, 这样体现不出"能"的意思吧?  "希望能够呆更久",为什么不使用could stayed 呢?

问题 不定式的作用判断

Just as there can be culpable omissions, so too can there be blameless acts. Suppose—to take an example from the moral philosophy books—that a man stands to gain from the death of a certain child. 请问不定式在这里的作用?