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问题 主语和表语不定式为什么用了不定式的完成式

To have given up one’s experience to words is to have begun marking out the limits and potential of its meaning.这个句子里主语和表语不定式为什么用了不定式的完成式？意义何在？

问题 would have accepted.和would accept. 含义理解上有差别吗？

1)It was a proposal many girls would have accepted.2)It was a proposal many girls would accept.老师，这2句would have accepted.和would accept. 含义理解上有差别吗？老师能否深入讲解不同之处？非常感谢！

问题 如何区分表达“不是...”和“是不....”

我看到一句子The smartest thing Donald Trump has ever done is not release his tax returns这句话是说：特朗普做过最聪明的事情是不公布他的退税还是说：特朗普做过最聪明的事情并不是公布他的退税另外还想请问下这句话中的release前面是不是...

问题 Layout for和layout of 区别是什么

Please fax me the layout (for) the new catalog.  为什么这里会用layout for而不是layout of?

问题 cognitive decline和cognition decline

曹老师您好，名词也可以做定语，那么请问cognitive decline可否表达成cognition decline呢？是否是因为前者是固定搭配所以通常采用第一种说法呢？ 有人说用cognition的话用decline of cognition比较恰当，但是这样子表达的话中心词不...

问题 不定式和现在分词的含义逻辑辨析

一位美国教发音的老师上完课，即将结束时对学生说：Please make a video introducing yourself.请问老师，上句为什么不是Please make a video to introduce yourself. ?这2句“究竟”有何不同？

问题 同位语和补足语的区别

We call his brother Jack. （即名词作宾语补语） His brother Jack is a world-famous doctor. （即名词作同位语）感觉有些困惑，为什么We call his brother Jack 中的Jack不能理解为同位语呢？谢谢老师解答

问题 come prepared 和 left undone 理解困惑

I'll come prepared.Most of the work had been left undone.以上动词后面出现的如prepared, undone，是非谓语过去分词还是形容词？这是什么用法呢？

问题 that和who区别

Zootopia is a city of animals. The movie starts with a rabbit police officer and a fox criminal 21_________ team up to find a missing otter (水獭). He is among several animals that have suddenly disappeared from the city. 老师，您好问下这道题可以填that吗？

问题 there be 和have/has

想请问各位老师，在口语里，有时候没有生命的东西拥有什么，也会有用have/has的时候，比如the house has two rooms之类，所以，在非正式文体里，对于非生命体，我们到底可不可以“滥用”have/has呢，有具体的例子说明最好了，谢谢

问题 名词studying和study(研究)有什么区别

亲爱的老师，请问这个句子中，为什么用studying而不用study, 二者都可以作名词，表示“研究”，有什么区别吗？Psychologist and behavioral scientist Nicholas Epley oversaw a key studying into self-­enhancement and attractiveness.

问题 then you are grown old的语法对吗(两个形容词堆一块儿吗,为什么不加and)

...h snows of cynicism and the ice of pessimism, then you are grown old, even at 20; but as long as your aerials are up, to catch waves of optimism, there is hope you may die young at 80.这句话中then you are grown old的语法对吗，这是两个形容词堆一块儿吗，那中间为什么不加a...

问题 will have done 和 would have done 如果表示推测，究竟有什么不同呢？

...1) 这里可否换用would have done ？有何区别？2) will have done 和 would have done 是不是都可以表示从“站在现在的角度”来对过去发生的事情推测？ 3) will have done 和 would have done 如果表示推测，究竟有什么不同呢？ 二者之间进行推测时...

问题 in which 引导的定语从句中in 能否置于从句中

This is Beijing in which I live.其中的 in 是否可以放在从句末尾？This is Beijing which I live in.还是必须要前置？请老师们帮忙解答，谢谢！

问题 一般现在时表将来和现在进行时表将来的区别

一般现在时和现在进行体都可用来表示按计划，安排将要发生的动作，但是在这一用法上，两者的含义有所不同.由上述诸例可以看出，用一般现在时表示的按计划，安排的将来动作是不可改变或不可随便改变的，而用现在进行...