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问题 过去分词与现在分词被动式的区别

Exposed to the sunlight for a long time, he suffered from skin cancer.为什么是exposed 而不是Being exposed?

问题 请问“系表为谓”怎么理解

看到很多强调句都是 it is +adj+ that ... 通常 that 不是作为陈述句的引导词 或者 代词 比如：It is Jack that breaks the cup.通常我把这里的 that 作为代词理解。it is +adj+ that ...这里的that如何理解呢？算是系表为谓吗？

问题 be worth doing sth 的句子成分

The book is worth reading.这里的reading是充当什么成分？

问题 be动词可以表示动作吗

看见其他网友提问的句子，（1）The audience were on their feet with joy，又联想到以前句子 （2）They was married in september.（当时老师说这个be等于get），另外，（3）please be seated，这三句话都是be动词表示动作吗？谢谢！

问题 But和except 的用法

But作介词的时候可以加doing吗？比如he isn't doing his work but playing对吗？ 另外就是he didn't enjoy the show but enjoying his homework.对吗？but和except 是不是特殊的介词呀？

问题 a day在句子里的成分疑问

Several thousand people a day visit the park.请问a day作什么成分，它修饰谁呢？

问题 情态动词can表示能力与表示允许的区别

If you like swimming, you can join the swimming club.can在这里表示能力还是允许？

问题 such和so倒装

such置于句首要完全倒装（Such was you）such…that和so…that 置于句首要部分倒装（So quickly did he run that he won the game）那有没有仅仅是so置于句首的倒装呢（仅仅有so没有后面的that从句）有没有这种情况呢？

问题 die from 的用法疑问

老师你好，我最近在翻看英语八年级下册人教版教材时。发现在一篇文章上有这样一句话，The babies often die from illness and don't live very long. 感觉这里面的die from好像有点问题。是否是教材出现错误？

问题 environment 是如何转化为前缀 ece-的

eco-car 的意思是“环保汽车”，其解释是 connected with the environment。不知道 environment 是如何转化为前缀 ece- 的。

问题 when做介词，连词，副词的用法

可以造一个当when是介词的句吗 The situation is when farmers have to sell their produce at low prices after harvest, when supplies are greatest. 这里的两个when分别是什么呢

问题 考研英语语法

Merely helping a gift-giver gain access to other officials, unless done with clear intent to pressure those officials, is not corruption, the justices found.资料上说unless后面省略了it is，请问这个it指的是Merely helping a gift-giver gain access to other officials这句话吗? 谢谢...

问题 强调句 句子成分

... an important, cautionary note that we shouldn't get too carried away with the idea that a computer system can replace doctors and therapists.我想请问老师，1、是强调句吗？2、是强调句的话被强调部分应该放在that后面从句中的哪个位置？3、应该怎么翻译？谢...

问题 if怎么理解

... column has focused on offices this past year, it is because that is where the room for debate is greatest. 译为如果或尽管都有点不太通顺。我觉得原文意思是说：之所以本专栏过去一年关注办公室问题，是因为这个问题可讨论的空间最大。 谢谢各位...

问题 neither...or...疑问

《经济学家》里的一句话：That would involve changing the treaty, something neither Argentina or Brazil is likely to accept, thinks Rubens Barbosa, who was Brazil’s first Mercosur co-ordinator.字典里明确说明neither不能和or搭配。这里算是typo还是可以这样用？谢谢...