文章 since done 与since being done，being done 与being doing

...有很多错误，比如传统老是强调enjoy只能接doing，like 可以to do。现实英语中不是这样的啊，可以去验证下，我记得搜过，还有什么 no use doing。一、since 有三个词性，副词、连词及介词。如果是介词，那么后面只能是being damaged（be...

问题 句式分析

In a negotiation, your goal is to get all your deal points and as many of your trading points as possible, recognizing that often you’ll have to yield one or more trading points to get your deal points.分词recognizing在整个句中做什么成份？

问题 coldness 和warmth的涵义

The form of a fold in linen or cotton shows us the resilience or dryness of the fibre, the coldness or warmth of the material ... 亚麻布或棉布的折痕向我们展示了纤维的弹性或干燥性，这种材料寒冷或温暖的状态...想请教老师的是：这句话的coldness和warm...

问题 此处otherwise是副词吗(表“在其他方面”)

Additionally, as you do not come from the same country or culture as your host, he or she or they will surely be aware of this, and will be very forgiving if you unintentionally do or say something which would otherwise offend them.

问题 at 21-28 days为什么用介词at

...台！ 我在网络上无意中看到这样一个句子，对其中的 at 21-28 days 不理解，为什么用介词at呢？ They are weaned and capable of flight at 21-28 days. 这个句子出自State University of New York College of Environmental Science and Forestry的一个网站页面，...

文章 not at all 的用法

1. The phrase not at all is sometimes used as a polite response when someone thanks you. (《韦氏高阶英汉双解词典》p.54) not at all这个短语有时候用作某人感谢你时有礼貌的应答方式。“Thank you for all your trouble.”“Not at all.”“谢谢，让你费心了。...

问题 lead to用cause还是bring来解释

Sunlight leads to freckles or other skin changes.请问这句里leads to可以替换为：A. causes B. brings   该选A还是B呢？谢谢解答！

问题 “数字+more”的用法（它与more than有区别吗）

Mr. Ban asked the Security Council on Thursday to deploy at least 3,000 more troops to the country within the coming days and weeks. 周四，潘基文请求安理会在未来几天和几周内向中非派遣超过3,000人的军队。疑问：more 在这里是作为副词么？more 和 3000 作为...

问题 非谓语动词作宾语的情况

 Question 1： I want to know where we will go next week.请问在这个句子当中，I want to know当中的to know是不定式做宾语，那么know后面的这个从句做的是不是宾语从句？那么整个句子结构是主谓宾+一个宾语从句？ Question 2: He is good at lying.在...

问题 过去分词

But much of our thinking, left to itself, is biased, distorted, partial, uninformed or down-right prejudiced.请问left to itself为什么是过去分词作条件状语，是省略了if吗

问题 you look at me 这句话中的at me是做目的状语吗

问题 句式理解

...manager who the most valuable member of his team is, and he will point not to the overrated superstar, but to the person who has the ‘can do’ attitude, the person who can be counted on in any situation, the person who truly strives for excellence. Give me a team player who is achieving at 9...

问题 be typical of 后面的名词只能表示类指吗

ADJ-GRADED 典型的;有代表性的 You use typical to describe someone or something that shows the most usual characteristics of a particular type of person or thing, and is therefore a good example of that type.是否存在表示特指的用法？

问题 at home doing的用法

I was thinking of spending a quiet night at home watching TV.   此句不是spend sth doing sth么不应把at home 放在句尾么，为什么放在night的后面了，如果把at home放在句尾变成 I was thinking of spending a quiet night watching TV at home. 意思一样么？ 

问题 One more的用法

Each new model is designed to relieve its owner of one more source of spiritual exercise or one more obstacle to fun.请问老师one more在这里是什么用法，one和more分别做什么成分？to fun的to是介词吗？