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问题 accidents waiting to happen应如何理解

见到这样一个句子：A lot of the city’s buildings are accidents waiting to happen.请分析一下，它是什么意思？句中的accident是表示事故吗？句子中现在分词waiting和不定式to happen的逻辑主语分别是什么？

问题 be it…or…的用法

...ated or not, its more it shows how small minded and short sighted millions are, be they rich or poor or have a degree or not, for 10's of millions of us who voted remain, we are as baffled as you as to how leaving a great group of countries who we have been trading with and have been at peace with f...

问题 as介词短语分析

... corporate—varied from around 4% to 25%; in most European nations, it is about 15%.请问老师as介词短语如何理解？作为所有研发资金的比例的国家支出从4%到25%不等？感觉好别扭啊。

问题 句子断句

Kitchen is mostly packed up. The only thing I have left is tea.这个句子关系代词是作了have的宾语(I have the only thing left），还是have left的宾语(I have left the only thing)？求分析为什么。

问题 省略句子成分

...on," defined as "the gradual deterioration of a service or product brought about by a reduction in the quality of service provided, especially of an online platform, and as a consequence of profit-seeking". 这句话especially of 到底省略了什么？是service  还是quality?这个especially是...

问题 关于介词with的用法

...里面的一个片段是这样：...M：I was wondering what type of boats are available?W：With us, it...it's normally,uh,to the Tower of London.M：Ok, and do you have boats that see all of the major sights?Or is it just the Tower of London?W：You can go down here to City Cruises, TRS, Thames C...

问题 family(家庭)可以用复数吗

...What do you think of families? Why? 答案内容包括：I think families are very important to everyone. Because they are our beloved people, such as our parents, brothers or sisters.....根据答案可知families这里指的是家人，但我记得family指家人不需要变复数吧，而families...

问题 关于be of the名词和be adj区别

They are of the same age.They are the same age.有什么区别呢？

问题 双层后置修饰可否看作嵌入式关系分句

She is the only girl I know who can play the guitar.章振邦新编高级英语语法书610页上说这是多层后置修饰（这里是双层）：第一个关系分句(whom) I know 修饰the only girl, 第二个关系分句who can...则修饰the only girl I know.我的疑问是：把上句稍加...

问题 名词修饰名词一般用of-短语放在所修饰名词后面吗

Scientists are doing research to find the biological effects of radiation.老师，这句话中，the biological effects of radiation.这个短语中心词是the effects, 两个修饰语分别为biological是形容词放在the effects前面，radiation是名词放在the effects后面。老师，形...

问题 是省略了动词吗

【Acts3:3】When he saw Peter and John about to enter, he asked them for some money. see somebody do我知道，莫非是about前省略了动词be吗？

问题 reason为什么用零冠词

So if you're one of the oh-phs, there's reason to be hopeful about the future.请问这句话reason为什么用零冠词这句话处处是新人教版必修一74页文章最后一段第一句。

问题 关于介词in below about

1. Please don't write below this line.为什么这里不能填in？at或for可以吗？2. We lived in a hotel with 25 floors.这里with为什么不可以用about？大约25层？

问题 taking their time 和 looking at all of the elements 究竟是现在分词还是动名词?

...You should have confidence in this, there is no political influence.These are first-rate scientists taking their time looking at all of the elements that need to be looked at.以上是拜登原话。1） taking their time 和 looking at all of the elements 究竟是现在分词还是动名词？ 我...

问题 than those of...可以省略those of吗

...he layered structures and molecule dissociation energy of the DJ structure are much higher than the RP structure.  各位老师，感觉这句话写错了。我是觉得正确的应该是are much higher than those of the RP structure；应该加个those 来指代Both binding energy between the laye...