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问题 动词不定式区别

...动词不定式呢还是因为是完成时呢？比如说像could/should/must have done这样？还有其他的选项的区别在哪里呢？其他选项分别是什么意思呢？这些是我的问题，如果有老师能回答，感激不尽。

问题 such that和as 用法理解

1）You could say that I ordered takeout with such frequency that my dialing finger practically started to evolve into the shape of a phone key.这句中的such是限定词，限定修饰frequency, 然后that引导结果状语从句。限定词such的意思是：如此的，这样的，要根据上...

问题 than对比前后的对象

...an or Quantum Mechanics), if for no other reason than that the Total model must subsume all the functions of the subtotal toy models too (Schweizer 1998; cf. Lucas 1961).第一个than所对比的对象我知道是ways，去产生一个系统功能的一部分的方式，比产生总体功能的方...

问题 agree在宾语从句里的用法

剑桥词典里有这样一个例句：Let's carry on with what we agreed for now. 请问这里agree后面为什么没有介词on呢？从别处找的另外一个例句就有：We must stick to what we have agreed on. 请问哪种用法更规范？

问题 不定式作定语和主语的问题

...星期将坐在这个座位考试的考生是ALICEThe candidate to sit on this seat for the exam is Alice（用to sit还是to be sitting？）3、It is adj to do sth / it is adj doing sth两者区别在于前者不确定 未做/表达一次性的动作，后者表示确定的 已经做了的/已知...

问题 when doing和while doing到底有什么区别

同义句转换：Turn off the light when you leave the house. 标准答案为：Turn off the light while leaving the house. 而我写的是： Turn off the light when you are leaving the house. Turn off the light while you are leaving the house. Turn off the light when leaving the hous...

问题 关于介词短语的问题

请问老师：It's important for you to go there in person.中的 for you作什么句法成分？

问题 where的词性

Please stay where you are. 这个where 是不是即可以视为连词 连接了where you are 做状语从句，也可把where视为状语从句中的副词？

问题 词语辨析

have,take都有上课“上”，的意思，请问它们的区别 如：have a maths class,take a dancing class so much，very much表示“非常”，请问它们的区别 如：Thank you so much Thank you very much

问题 be+adj.+to do sth.用法

...？Students often chat online. That may be bad for students to communicate with others in real life.老师，这句话可以这样说吗？很害怕这种be+adj.+to do sth.，因为不确定前面的主语对不对？再如，Jack is difficult to get on with others.觉得读起来也朗朗上口，...

问题 代词it用法的两个难点

...wife thinks that it could be an animal, but my friends and I think it must be teenagers having fun. 这两个 it 的用法是不是：it用来指代不明确的人或物？那么第二个 it 的表语是 teenagers, 是名词复数，和主语 it 好像不是很恰当，能不能用 they 代替...

问题 不定式做定语还是目的状语

The data entered must pass these rules to be considered valid.老师说这不是不定式做定语的理由是1. to be considered valid表达的是将被认为是有效的。（目前还未发生）2. 并且说被动不定式作定语，与被修饰名词只有一种逻辑关系：被动的主谓关...

问题 请教刘老师几个英语问题

...entences 和five kinds of sentence,一个有the一个没有，这个5，he likes the chinese people and chinese food和这句he thinks chinese people are very friendly.the的用法写着特指，这是同一文章中的句子，后面一句为什么不用呢？我实在不明白这个the 的用法...

问题 情态动词的用法

I hope you__all the material before you make the final decision,为什么用will have read不用would have read

问题 定语从句that不能省略的两种情况（the same that, the first time)

(1) 是否 the same that 的that不能省略?  This is the same book I read yesterdayThis is the same book that I read yesterday(2) the first time 这类有序数词的定语that省略就是错误的吗?Not really,this the first time I've ever driven a car.