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问题 介词by的用法

It's all to do with what we understand by performance as a public event.请问这里的by是什么意思？什么用法？

问题 英语长难句的理解与翻译（侧重翻译技巧）

Once a set of asset classes has been defined, it is important to determine the exposures of each component of an investor's overall portfolio to movements in their returns.每个单词都知道什么意思，但是就是连不成句。请老师具体分析一下，然后点拔一下翻译技巧...

问题 复杂句语法成分分析和质疑

We can debate on policy and make compromises at the basis of what we believe in is that every person deserves a chance to live in like a world that isn't burning and flooding.我感觉这个句子语法上有问题:1)what we believe in is 要去掉is, 2) like a world 去掉 like.请教老...

问题 fluctuate和float单选疑惑

题目：Shares on the stock market have _____ as a result of a worldwide economic downturn.A. turned   B.changed   C.floated   D.fluctuated问题：这里我选了D，答案给的C，解释是float有汇率浮动的意思，但是fluctuate同样有这个意思呀，而且我上网搜，很多...

问题 英语词形变换填空题

1. Poetry is a breautiful way to express ____(think) and feelings. 可以填 thinkings 吗？ 2. There is a beautiful ____(paint) on the wall in each room of my house. 可以填 paint 吗？

问题 非共有的物品，第一个名词的's不可省略吧

...an foreign secretary, doubts that efforts at vaccine diplomacy alone, even when deftly handled, will do much to increase either Russia or India’s influence or standing.Russia后的's能省略吗？还是因为用了or而不是and的缘故？能否提供其他类似例句？谢谢各位大咖专家...

问题 The area of the farm is 50 square kilometers. 这句be动词后是否省略了of

The area of the farm is 50 square kilometers. 这句的be动词后是否省略了 of 吗？如果没省略 of 那 area 不就成为了 50 square kilometers 吗? 还是说像 50 square kilometers 这种短语本身就有形容词词性？

问题 非延时性动词能用于进行时或完成时吗

I am going to die.这句子有问题吗？die 是瞬时动词吧？

问题 can't not do正确吗

I can't not obey her.You can't not admire him.请问老师，这两句话正确吗？主要是can't not do不太明白是什么意思？

问题 who is doing what是什么用法

看到这样一个句子：I don't know who's doing what.请问这里的 who's doing what 是什么用法？属什么语法现象？

问题 怎么说"计算机科学与技术二班"

在写保研面试自我介绍。我想说，我是来自计算机科学与技术二班的XXX。想知道这样写有没有问题：I am XXX from Computer Science and Technology, Class Two.

问题 will,shall 表示请求时有什么区别吗

曹老师，will、 shall 表示请求时有什么区别吗？eg：I am busy now ，shall my brother do it for you？这个问题中will、can为什么不可以代替shall？

问题 如何理解could have imagined含义

She is prettier than I could have imagined.她比我想象的还要漂亮。如何理解could have imagined? 这是虚拟语气用法吗？可以用imagined过去式代替吗？二者含义有何不同呢？麻烦老师多深入分析，详细讲解一下，非常感谢！

问题 for it to matter如何理解

I could have told him all this, but it was fairly obvious he wasn't going to be around long enough for it to matter.

问题 than后接动词何种形式？

I think you could not do better than to tell your story as you told it to us.1) 上句than to tell 还是than tell，或是than telling 呢？这里than是连词还是介词？ than后接动词何种形式？2）上句真正的含义，或者说应该如何翻译呢？