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问题 如何理解不可数名词前加不定冠词a

"I'll never divorce him," she answered with a sudden violence. "Tell him that from me. He'll never be able to marry that woman. I'm as obstinate as he is, and I'll never divorce him. I have to think of my children."I think she added this to explain her attitude to me, but I thought it was due to a v...

问题 what if 后的动词形式问题

尊敬的曹老师您好：我想请问下，在朗文高阶英汉双解第三版词典里，what if 共有两种用法，一种用于提出建议，这种用法我已经掌握。另一种用法译作：如果。。将会怎样。我要问的是第二种用法：what if 后面是不是既可以用...

问题 副词插在不定式中间的用法(tell him to please be quiet)

This afternoon, we had our chemistry class in the science lab. The lab is new and the lesson was great, but the guy next to me tried to talk to me the whole time. I couldn’t concentrate on the experiment. I really wanted to tell him to please be quiet and leave me alone!这是2019年版高中英...

问题 lack和lack of的用法

下面这句话来自新闻报道，也被选做阅读理解材料，网页上可以查到。Compared with foreign festivals, traditional Chinese festivals are not inferior in cultural connotation, but lack of fashionable elements pursued by modern people.其中关于lack的用法想请教各位老...

问题 until前面与3种不同时态连用之区别

感谢cgh007等专家对until与<一般过去>/<现在完成>连用的剖析，很有帮助。对于until<与一般现在>的连用未见比较，我试做了一下，不知是否正确？请专家予以指正。句式：She V.（= worked/ has worked / works）as a nurse until p...

问题 It’s hard to do sth与It’s 

老师说 It’s hard to do sth也可换成 it’s hard doing sth，前者是不定式作真正的主语，后者是动名词作真正的主语。比如： It’s hard to finish the work in such a shgort time. = It’s hard finishing the work in such a short time. 我...

问题 动词不定式在作表语或补语的形容词后作状语时，用主动形式表被动含义，请问此时不定式此时作的是什么状语

请问专家老师：动词不定式在作表语或补语的形容词后作状语时，用主动形式表被动含义，请问此时不定式此时作的是什么状语？

问题 关于“副词”修饰其他词的问题

老师您好，看了您回答网友关于“副词”修饰的问题时，我想问您一下，是不是副词可以修饰所有词性？因为我看了，基本上它把所有词性（动词、形容词、副词、名词、代词、数词、连词、介词、定冠词、不定冠词）都可以修...

问题 最近发现朗文高阶词典特别好，想买一本纸质版的书，但又担心没有电子词典查词快速，求老师告诉我抉择？

最近发现朗文高阶词典特别好，想买一本纸质版的书，但又担心没有电子词典查词快速，求老师告诉我抉择？在家里学习，职场人士，学习也比较紧张，时间也比较紧张。望各位老师能告诉我电脑上的电子词典和网络在线词典这...

问题 不同的现在分词形式作状语的区别（一般式、完成式、主动式、被动式）

请凡哥解析一下:The Space Shuttle Columbia broke into pieces over Texas as it returnedto the earth on February 1, 2003, _____ all seven astronauts aboard.A.having killed &nbs...

问题 It was believed / said that...从句中一般过去时与过去完成时的使用

  ×  It was said that Anna was fired for continually violating the company’s rules.  √  It was said that Anna had been fired for continually violating the company’s rules.      It was believed that the accident happened as an indirect result of heavy rain and snow storms in the city....

问题 what the components do 和 in relation to the whole system 的关系

Although each one has a tremendous number of technical details in its internal makeup, we’re going to ignore these details and concentrate on what the components do in relation to the whole system。老师们好，我想请教一下这个句子中的 what the components do 和 in relation to the w...

问题 虚拟语气的问题

向曹老师请教几个虚拟语气的问题：It is strange that he should know all this.It is important that he should come.1.我知道“It is+adj+that从句”这种句型可以用虚拟语气，虚拟语气表示感情色彩，比如第一个句子用虚拟语气表示了竟然、震惊等意...

问题 Why is this？Probably so that we have to listen twice as much as we speak.分析句子结构

前文是 The simplest way to explain what I‘ve learned from my life in Africa is through a parable about why human beings have two ears but only one tongue.

问题 英语短文阅读遇到的问题

老师好！这是一篇来自2022年天津和平区一模完形填空的试题短文，文章能看懂，讲的是一个助人者人助之,自助者天助之的励志故事。阅读短文后，想借此文向老师求教这篇文章的阅读方法和要领（我年轻时候没掌握好这些知识...