问题 翻译He threatened to pay me back but he has not done

请教老师：He threatened to pay me back but he has not done so yet.1. 此句是否可以翻译为：他曾预示要报复我，但仍没有做。2. pay back 的翻译是“退还”还是“报仇”？盼复，感谢！

问题 动词vary后面通常可接哪些介词

动词 vary 后面好像通常都接介词from…to…。比如：Test scores vary from school to school. 测验成绩各校不同。Prices vary widely from shop to shop.  商店之间的价格相差很大。Medical treatment varies greatly from state to state.  医疗制度各州大不同...

问题 No matter what he may appear to be like,

为什么like前面要加动词be?

问题 关于 后置定语 不定式和分词 问题

You want to be sure they all receive enough emphasis to be clear and convincing.请问老师，为什么这里有个 to be ？为什么有？它什么成分，作定语吗？我认为是定语，因为有and convincing，说明 to be clear 和convincing 是一个成分，即都是定语。哪作定...

话题 Sam told his friends everything there was to tell about...

问题 非谓语动词做定语

非谓语动词having (been) done/to have (been) done/doing/being done/done/to do/to be done/to be doing都可以做定语吗？

问题 不定式的逻辑主语前用of还是for（for/of sb to do sth）

It is impolite for students to argue with parents.此处的介词 for 是否应该更正为 of? 还或者两个介词都可以？盼望专家解惑，谢谢。

问题 She has been kind to you究竟表示什么意思(已完成用法还是未完成用法)

She has been kind to you.究竟是什么意思？是表示“完成用法”——她（在此刻（说话时）以前）一直对对我很好，但现在（说话时刻以后）对我不好了？还是个表示“未完成用法”——她一直对我很好，过去是、现在是、将来还是...

问题 one和that在比较句型中指代替换辨析疑问

In the early songs of the Beatles, one hears plaintive Blues-inspired melodies that would seem to be more a product of rural southern America than an English industrial city.上句比较对象错误，书上答案说有2种改法：将 than an English industrial city改为：1) than of an English in...

问题 构成时态的助动词后的否定词是状语吗

例如下句中的 not 是状语吗？But it does not show how well a student can connect that information to the real world. 

问题 might have done 的相关问题

Sorry I'm late. I _____ have turned off the alarm clock and gone back to sleep again. A: might B: should C: can D: will 本题选A，might have done 在这里是表示对过去情况的推测，但是它也可以表示虚拟，是不是要根据句子的表达意思来确定属于...

问题 while doing 引导的是动名词还是分词

Taking hold of your future begins with standing up for yourself, while also learning to navigate the complicated world. 句子里的while引导的是动名词还是分词？while可以和and一样连接名词形容词动词吗？

问题 形容词的辨析问题

...;of submitted material to make enrollment procedures more _____, the Ministry of Education said on Jan 4, 2019. A. complicated    B. effective   C. precise   D. transparent 这题选D，但是为什么更加严格的规定和审查，目的是让招...

问题 should提到句首的特殊倒装句

The firm now hopes to work with human volunteers, perhaps as early as next year should America’s Food and Drug Administration play along.      为什么后半句要倒装？是因为as吗？是副词+as的结构导致的让步状语部分倒装吗？可是副词没有在句首呀？

问题 very many of...中的very词性和语法作用？

Very many of the things we do involve taking some risk in order to achieve a satisficatory result.many是代词，very应该不是形容词，老师，这里的very是不是副词，用来修饰many of things...这个短语的呢？