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问题 从句描述客观事实或真理时动词的时态问题

When he finally arrived back in Britain, Darwin was already starting to create his famous theory that all living things had a common ancestor.1.all living things had a common ancestor是否是由that引导的同位语从句（先行词/同位名词是theory）？2.句子all living things had a commo...

问题 同位语（从句）的先行词可以使一句话吗

比如:Poor shipping experiences can lead to customer attrition, one reason that lead-time is so important in shipping.One reason 是同位语没错吧？One reason 的先行词是不是就是前面的句子：Poor shipping experiences can lead to customer attrition 呢？If the government had kn...

问题 当终结性动词夹在虚拟语气中该用什么时态

1，if I were you, after I've seen it, I'd go through all the options with someone.2，if I were you, after I had seen it, I'd go through all the options with someone.在表示未来的句子中，从句里完成时态表示未来终结类意义。比如 after I have seen it, I will go through all...

问题 to that 1.5 miles per second 是什么语法关系

Because the gravity on the Moon’s surface is only a sixth of Earth’s, it takes much less energy to accelerate to that 1.5 miles per second than it does on Earth.这是新概念4 lesson35中的一句话，加粗部分中的that是作什么作用？我的理解是that作介词to宾语，后面的1...

问题 难句分析

我在一个翻译视频上看到有这样一句话：It's by considering all these things-the risk of losing your job one may minus the risk of losing it another, the extra money you make if your industry is shielded from foreign competition minus the extra money (you pay for goods) and services (t...

问题 现在分词完成式不能作宾补吗及过去分词作宾补

曹老师：您好！1. 看过您之前的回答https://www.cpsenglish.com/question/25789，说现在分词的完成式是不能作宾补的，是因为一些谓语动词（感官动词）决定了谓语动词和宾补的动作是同时发生的，但下面的句子正确吗？When I came home, I fo...

问题 如何理解这句子里的to和what

如何理解这句子里的to和what。 Sure, it affects people's personal lives to what could be deemed an unhealthy extent. 完整版:Sure, it affects people's personal lives to what could be deemed an unhealthy extent, because leisure activities are often seen as a part of life that must be sa...

问题 be slow to do sth与be slow

曾在书上看过be slow in doing sth，但今天看到一个be slow to do sth的句子，它们之间有什么区别？句子如下： The idea was slow to gain general acceptance.

问题 我觉得这道考察非谓语动词作定语题目出错了

The first textbook______for teaching English as a foreign language came out in the 16th century. A.having written                 B.to be written C.being written        &nbs...

问题 如何使用to do sth,doing sth或do sth

例如 finish doing sth 和 finish to do sth 以及 like to do sth 与like doing sth? 怎样分清什么时候用 to, 什么时候不用，什么时候要加 ing 什么时候不加。谢谢！

问题 in (during, for) the past (last) few years中的介词可以省略

关于 in the past (last) few years 这类介词短语，我知道以下知识点：一是它们通常与现在完成时连用；二是其中的介词 in 也可以换成 during / for，即说成during the past (last) few years, for the past (last) few years。我的疑问是：这类用法中的介...

问题 请问这类形容词之后的疑问代词+不定式在句中做什么成分？

Mary and John are not certain whether to get married or not.Jim is not sure whose to choose.请问这类形容词之后的疑问代词+不定式在句中做什么成分？

问题 关系代词which在定语从句中可以作定语吗（前面没有介词时）

关系代词which在定语从句中通常用作主语或宾语，有时也用作定语，但前面通常有介词。如：He won’t want to eat it unless he’s really hungry, in which case he’ll eat almost anything. 除非很饿，否则他不会吃东西，一旦饿了他几乎什么都吃。Sh...

问题 most often only chosen 是什么结构（是否少了动词be）

Private daycare or nannies are uncommon in Germany, and most often only chosen if government-funded or church-funded daycare is not available.请问，句中 most often only chosen 是什么结构？可否加上动词 are，变成Private daycare or nannies are uncommon in Germany, and most often onl...

问题 主动句改被动句正误分析

请老师判断主动句改的被动句，是否正确？如果错误，请指出并说明缘由。1. They waste a lot of time discussing unimportant things. 被动句: A lot of time is wasted (in) discussing unimportant things. 2.The police are sure to ask you that question. 被动句：2a. Yo...