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问题 both at home and abroad与both at home and overseas辨

Sales of electrical goods have increased, both at home and abroad.A. abroad    B. overseas请问如何选？是用 both at home and abroad 还是用 both at home and overseas？感觉通常是用 both at home and abroad 吧？

问题 until用于肯定句与否定式是否分别表示否定意义和肯定意义

...。until a few years ago,only boys could become students at he University of...老师，until 用在肯定句是有否定意义，相反，用在否定句有肯定意义吗？为什么第一句，第二句可以这样用的？老师，还有什么单词与until的用法一样的。

问题 进行体表示短暂性习惯（the professor is typing his own letters

【1】The professor is typing his own letters while his secretary is ill.请问这句话表达的意思是: 教授的秘书最近生病了（所以）他自己打字。还是: 每当教授的秘书生病了，他都自己打字。。。 【2】Tom has been scoring a lot of goals this season. 请...

问题 为什么once（曾经）连用一般现在时而不是一般过去时

All of the plants now farmed on a large scale were developed from plants that once grow wild.这个句中有once ,为什么grow用一般现在时而不用一般过去时？一般现在时表经常发生的动作或存在的状态，表日常行为、习惯、能力或客观存在。句中的一般...

问题 有没有make/let+sb+形容词比较级+to do sth这样的结构

请问专家：有没有make/let(使役动词)+sb+形容词比较级+to do sth这样的结构。比如：The new update of the game makes players more difficult to finish the task.

问题 "so+形容词+that从句"构成的形容词短语？

...这么一个名词短语：        Graphite is a form of carbon so soft that it is used as a lubricant.书本中解释"so...that"结构引导一个结果状语从句，与形容词"soft"构成形容词短语修饰名词"carbon"。不太明白这个...

问题 differing 和 different 究竟有何不同？ 如何从语法上，含义上理解二者的差别？

Among the reasons, judging the fairness of elections is a monumental task in a nation like the United States,where all 50 states have differing laws and rules for voting and counting ballots.请教老师： 上句中出现的differing 和 different 究竟有何不同？ 如何从语法上，含义...

问题 分词作状语和定语的含义问题

...过去分词好像有的也并不是表示完成，比如：Seen by lots of people，she is shy.分词我感觉好像并没有结束如果真的只表示先于谓语，那么与现在分词的被动又有什么差别呢？

问题 as在句子中的成分，as引导的定语从句

... in significance for any possible correlation with the manifold dimensions of mental experience.这句话书里面将such as的组合解释为such thing as something，我的问题就是本句话as后面好像不是something而是一个句子。请问这句话的such as究竟该怎么理解？as后...

问题 请教陈才老师：能麻烦您说说这两个例句是来自哪本词典吗

...这件事情只是个意外，不是故意的。【2】This is only by way of analogy. 这不过是个比方.网友很想知道这两个句子是来自哪本英语词典，我也很想知道！辛苦陈才老师在下面截个图回复一下，谢谢！原贴相关截图： 原文请见：https://w...

问题 that possible是什么用法

... than that possible with a visible light microscope, while the performance of x-ray microscopes resisted improvement． resolution：分辨率。 我的疑惑是：这里的possible怎么理解，做什么成分。我认为是多余的，去掉它好理解多了。句中的possible是adj,...

问题 evidence 的同位语理解

...companies. "There is increased evidence that it helps shorten the duration of the common cold sometimes even by two to three days.我觉得：that后面的内容是要去收集 evidence（证据）来证明的东西，而不是等于evidence（证据）本身。我觉得evidence 有同位语从句...

问题 分词的用法（3）

...ised in San Francisco, Dave had always preferred to record the plain facts of small-town life.

问题 for the simple reason that还是fo

...he didn’t answer for the simple reason that she couldn’t think of anything to say. 但记得在一本语法书上看到过：在reason 后可以用why引导定语从句，也可用that引导定语从句，也可省略不用。请问：这句为什么只用 for the simple reason that ...

问题 科技论文中公式字母意思的表达形式

...nbsp;=L×H×B; L is the calculated length, take 100cm, H is the depth of soil layer, take 10 cm, and B is the calculated width, take 55cm, 25cm, 30cm，respectively.我不确定后面加黑部分是否正确，疑问是take可以这样使用吗？是否需要使用其它形式?在take 100c...