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问题 therefore可用于连接句子吗

...erefore的这种用法正确吗？ It was here yesterday, therefore it cannot be lost. （摘自《薄冰惯用法词典》） therefore作为副词，如何能连接句子？个人认为这个例句是错误的？查阅了其他词典的例句： Jeremy kept talking in class; therefore, he got i...

问题 worth的用法

...worth是什么用法？没有worth会影响理解吗？这里的the day是 on the day的意思吗？

问题 my muscles of two legs 的说法不对吗

I walked too much yesterday and (  ) are still aching now.A. my leg's muscles B. my muscles of legC. my leg muscelsD. my muscles of the leg答案C正确，没有问题。如果把D改成 my muscles of two legs 也对吗？还是要改成 my muscles of the legs ? my muscles of the two l...

问题 介词的选用和前面的名词有关系吗

a result which greatly eased pressure on manager Gus Poyet.上句中介词on的选用是因为和pressure有固定搭配吗？那么，介词的选用是要看介词前的词和后的词都要看吗，还是有什么固定搭配之类的？谢谢老师。

问题 分析句子成分：I know what to be in debt is.

I know what to be in debt is. 《赖氏经典英语语法》里说 what 是表语，to be in debt 是不定式作主语，可我完全看不出这句话怎么判断出的表语和主语，I 怎么就不是主语了？或者说这句话如何转换可以更容易理解些? 

问题 He is ready to try his best helping others.这里为什么用H

He is ready to try his best helping others.这里为什么用HELPING而不是to help?

问题 分析:London is the best place to be...(to be是不是多余的)

London is the best place to be if you like going to the theatre.请问句子中的 to be 是不是多余的?

问题 there to be和there being结构

老师，帮我讲一下 There to be 结构。和 there being 结构，举个例子，帮我分析一下句子成分。

问题 短语分析

...the relative absence of the C-suite in the top 10 best-paying jobs might raise a few eyebrows, the occupations at the other end of the spectrum pack fewer surprises.The worst-paying job in America is fast food cook, a job that pays an average of $9.07 hourly, or $18870 for those employed full-time, ...

问题 the question why...与the question that...

The question why rich countries should help poor countries is based on hunanitarian principles.问一下，why 是否可以改为that呢? 说它是同位语从句句意也说得通啊？

问题 请教划线部分应该填谓语还是非谓语

There ought to be less anxiety over the perceived risk of mountain climbing than ________ in the public mind today.A exists B exist C existing D existed这里答案说选的是A ，因为than后面引导比较状语从句省略主语anxiety所以后面用谓语动词exists .那这样我认为over就...

问题 well,the first week of school is finally over,so t

school is fianlly over,为什么不用过去式？用一般现在时是因为表示说话时存在着的状态，该状态的持续时间可长可短，只要说话人关心现在，并且知道或认为这个状态在说话时存在着就用一般现在时来表示吗？

问题 如何判断关系副词子句还是关系代词子句

There was a hand car at the gas station we stopped at yesterday.   这句we stopped at 是关系副词子句呢，还是关系代词子句呢?

问题 sb is nice to talk to 的用法

Students are always nice to talk to.talk 后面没有宾语，to talk 前面是形容词，难道作形容词片语修饰students么。但这样距离也太长了。

问题 how引导的名词性从句及相关介词的用法

...st remember further that hosts of plays have been lost , and that probably there is no author of note whose entire work has survived问题：how 在这里引导的是名词性感叹分句还是名词性疑问分句呢？ how引导的句子在这儿为啥要用倒装？2. Journalists are known to hav...