问题 Singing is a costly behaviour有误吗（2015年高考四川卷）

...高考英语四川卷的阅读理解：He told people at a conference, “There have been a couple of studies suggesting they are increasing their song output at night and during the day they are still singing. Singing is a costly behaviour and it takes energy. So by increasing their song output, th...

问题 关于限定性定语从句和非限定性定语从句连用的问题

...ing, people came up with an idea to build an artificial wall that imitated the surface of a real mountain and on which most of our competitions are held now.

问题 make a living后的不同介词（on, by, with, at, out of）的意思

make  a living 后的不同介词是什么意思?on以....为谋生  by 以...为手段谋生，with以...工具谋生，at 在....方面的工作谋生 ，还有out of不知道什么意思？老师，这几个意思都对吗

问题 to do是目的状语，还是同位关系的定语？

President Trump said Monday that he will sign an executive order "to temporarily suspend immigration into the United States" because of the coronavirus.请教：不定式to temporarily suspend...是目的状语，还是an executive order的同位关系的定语？

问题 有定语的名词 前面的冠词如何选择

...两个词典例句：       You'll be required to pay on delivery of the package.       Acting on information given to them anonymously, the police arrsted him.       我觉得第一句中的delivery和第二句中的information都具体到了某件事（某件快递的配送/抓住犯...

问题 I have a lot of trouble making myself understand a

问题 demand of和 demand for 的区别就是名词短语和动词短语的区别吗

问题 useful与of use的区别是什么（有老师说二者并不完全等同）

问题 翻译: There are fireworks and performances with all kinds of acts and special guests.

There are fireworks and performances with all kinds of acts and special guests.怎么翻译？

问题 Not only...but also接分句（含有部分省略）的问题

...ery well.张满胜文章用句（表示是错误句子）2）Not only will they paint the outside of the house but also the inside.剑桥字典例句在第1句中，作者表示由于并列连词not only…but also要对接对称结构，而原句前面接了分句后面接了动词短语，故判...

问题 make out用法

make out作假装和声称时，make是vt还是vi呢？  He made out to be ill. Anna has always made out that her father was rich, but it isn't true. He made out that his car had been stolen. Jack is not such a fool as he's made out to be.

问题 静态动词的现在分词作状语

...见上述链接中的例句：If undertanding this, you will find it very easy.If loving you, she will let you know someday.这些句子都对吗？David said nothing, but simply nodded, as if understanding perfectly.  （这句话来自Collins词典 nod词条下）

问题 people（民族）后接定语从句时的主谓一致

As we all know, "a hard-working people" means "a people that ____ hard".A. work   B. works

问题 for省略与不省略问题

...时，则介词 for 不能省略。(夸克也有类似的论述"However, the preposition is obligatory with dynamic verbs where the action of the verb is clearly not continuously coextensive with the period specified."并且I haven’t spoken to her for 3 months，没有for错误)，所以这两个...

问题 英语难句分析(涉及代词it以及their friends of many years短语)

...要时能获得可靠和值得信赖的信息的信心。(1) their friends of many years 为什么不是译成“多年结交的朋友”？(2) it 指代的是什么？(3) trust worthy 这两个词的词性分别是？