问题 in the 1980s中的1980s是复数吗

在 in the 1980s（在20世纪80年代）这类用法中，1980s是一种复数吗？有人说它是复数，但我觉得它不能算是复数吧，因为 1980s 并不表示很多个 1980。如果说它是一种复数，有相关的依据吗？

问题 分析：A friend in need is a friend indeed.

我知道 A friend in need is a friend indeed 是一句谚语，意思是：患难见真情。患难朋友才是真朋友。患难之交才是真朋友。但我对这个句子的结构不甚理解，主要疑问有二：疑问一：句中的 in need 是什么意思？作什么成分？疑问二：in...

问题 How it happened与Why it happened的区别

...Easter Island in 1722, all statues were stading there. Later more and more of them fell down as the years passed. No one knows _______ it happened. The most common idea is that the statues were pulled down in tribal warfare. But no one is sure about it.这里空格处该是用 How 还是 Why 呢?①...

问题 is based后面为什么没有介词in

The plan needs to include Operational information such as where you business is based, who your suppliers are and the premises and equipment needed.is based后面为什么没有介词in？

问题 the following month前面为什么不加介词in

老师，这个the following month前面为什么不加一个介词in哇？

话题 among、in、inside、within和into

话题 疑问词 in what other ways

问题 When he came in, all stopped talking.错在哪

下面的句子有错吗？When he came in, all stopped talking.谢谢！

问题 句子时态理解

... is looking around and crying. What would you do?Maybe you would think, "Poor kid. I wonder what happened to him." Then you would continue shopping. However, maybe you would find out why the child is crying. You might see if he is hurt, or you might seek to find his parents.If you would help the chi...

问题 这句话中的shape是什么意思（词典上查不到）

The authority asked private companies from around the globe to help shape the state's strategy to launch the first stage of its train line, considered the mostambitious infrastructure project in the United States.这句话中的 shape 是什么意思? 字典上没找到合适的。

问题 并列结构的判断

...retty companion by his side并列，with all the time in the world to talk of this and that构成with的复合结构，语法书上说with的不定式的复合结构，不定式与前面的名词构成主谓或动宾关系，这里显然是状语关系。所以是和谁并列呢？1.a medicine是和...

问题 这句话中seek out如何理解

... who sought out additional education on the own have knowledge in the area of cash flow and debt management ,and can offer you cash flow plan.软件里翻译是只有经受过额外教育的顾问才有现金流和债务管理方面的知识，和向你提供现金流计划。我在字典里查短...

文章 人教2019版初中英语原创句子搞定一词多义（A）

...uters.他大概有10本关于电脑的书。14. I think you can think of this.我认为你能想到这一点。15. Our class is having a Chinese class.我们班在上语文课。

问题 over / in the past few years的区别

如题，想请教各位老师，时间状语用over+时间段/ in+时间段有任何区别吗？从意思上看似乎没有什么区别，那从与主句时态搭配的情况下看呢？

问题 What you say is true in a sense.(what是什么意思)

请问what you say is true in a sense. 中what是充当什么意思， 如果不要what 直接写成you say is true in a sense.可以吗， 翻译意思一样吗？谢谢!