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问题 这些都是同位语吗（同位语和插入语的区别是什么）

...样的书，古今中外都有。A person of French origin，he is now an American citizen．他的籍贯在法国，但他现在是美国公民。Formerly a worker himself, he is now an engineer. 他过去是工人，现在是一名工程The witnesses were each perfectly cert...

问题 while although 的区别

Although senior citizens can contribute to society, I would argue that this demographic change can bring some problems. 这个句子中的although 是否可以替换成while？同样是引导让步状语从句，while 和although 有什么区别么？ 谢谢老师的回答

问题 在中秋节晚上用什么介词(on还是in）

请问：在中秋节晚上，是 in the mid-autumn night 还是on the mid-autumn night？如何确定其中的介词。

问题 On 的用法

What they don’t know is that the invitation will send them on a quest to save Camelot.上面的句子为什么有介词on 呢？On 在这个句子里面的意思是相当于about 吗？我日常只知道有send sb sth 的用法？

问题 emerge as 如何理解

Now, it seemed, he was emerging as the only man capable of leading the USA into a new future.

问题 表示“通过……”用through,by,on中的哪个介词

通过电话，除 on the phone 外，能否用 through the phone, by phone?通过信件，应该是 by letter 还是 by letters?辛苦专家解惑，谢谢。

问题 on insurance怎么理解

You can pay premiums on your insurance once a year.Did you claim on the insurance after your car accident?请问老师,这两句中on insurance怎么理解?第一句是pay为什么没有for呢? 而 on your insurance 在这个句子里是做什么作用的?第二句是不是claim已经及物了,...

问题 上海交大2010年考博英语第6篇阅读理解

... of the doctors, and the possible result of that. People may think that in bringing up that they want to get a second opinion they"re questioning the doctor"s ability, so in the interest of not hurting the feeling of him they don"t suggest it.   Another reason people avoid gettin...

问题 在阅读中遇到复合介词如何理解

She scolded herself so severely as to bring tears into her eyes.请问 as to 是复合介词吗？一般不知复合介词的情况下，是通过什么方法知道是复合介词？

问题 介词+which+time/place 能引导限制性定语从句吗

...一些关系副词被介词+which的用法。比如：I will never forget the day when I first met you on the ship.I will never forget the day on which I first met you on the ship.I will never forget the day on which time I first met you on the ship.

问题 托业考试听力问题：Various pitchers are being displayed on..

...的选项）。听力原文：A. Various pitchers are being displayed on the shelves.B. A chicken is standing in a room.C. There is a book under the chair.D. There is a memo board behind the light.这里pitcher是水壶的意思。答案是D。请问老师A为啥不对呢，有讲解说是 are ...

问题 on one's income是什么意思(为什么用介词on)

Critics point out that the prince, on his income, should be paying tax.老师：早上好！on his income，这个短语在这里怎么理解？尤其是为何这里要用介词 on 呢？谢谢。

问题 连接代词，连接副词，关系代词，关系副词就这些词引导从句吗？

...句?)The day I started school,I was very happy.Next time you come,please bring me some magazines to read.Immediately(= As soon as) I arrived home,it began to rain.He'll get fat,the way/amount he eats.1.时间名词如the day/ year/ instant/ moment/ time; the first/ second/ last time; (the) next ...

问题 such as 前面要不要用逗号隔开

...？还有：Cartoon characters, such as Mickey Mouse and Snoopy, are still popular.这句话我加了两个逗号，可以这样隔开吗？

文章 英语基础语法快速入门——句子分类（按结构分）

...ize. 他获奖后相当高兴。She was not in the train that arrived just now. 她不在刚到的那列车上。第一句中的that he knew nothing about it为宾语从句，因为它在复合句中用作动词answered的宾语；第二句中的that I have lost his address为表语从句，因为...