The letter took me all morning to write.可以改为it作主语的句式：It took me all morning to write the letter.下面这些句子也可以这么改吗：This decision is for you to make.The car cost $1000 to repair.The dispute needed / required a great deal of tact to resolve.
... pay for tuition to attend a school far away,an Internet connection solves this.（远程教育的好处）这个consider在这里做祈使句的谓语，students做宾语，就已经是完整的主句了，为什么逗号后面又有一个主句，麻烦老师解答～谢谢
Creating this sanctuary is a bold move that the people of Palau recognise as essential to our survival. 这里的as是介词吗？为什么这里描述是recognize the bold move as essential to our survival？as 后面不应该跟名词吗？如果说这里的essential是名词词性，我查了词...
This responsibility does not entail my doing for you what you are capable of doing for yourself; nor does it mean that I run your life for you.what 这里是后移，引导的一个宾语从句吗？
...ne to London to do some shopping.
I wanted to get some Christmas presents, and I needed to find some books for my
course at college (you see, I’m a student).1.
I’d gone to London这里为什么要用完成态，而不用一般过去时态？I
was ready to get up and go when the man suddenly push...
...I’m sorry只与but连用，比如下面句子中的but都不能换成and：
I’m sorry, but I’m going to interrupt. 我很抱歉，但我要打扰一下。
I’m sorry but I can’t see the joke. 很抱歉，我看不出来有什么可笑的。
I’m sorry, but I n...
...(2019北京卷阅B)Well-known
children’s play experts from Shanghai
lead this dynamic youth group. 由来自上海的著名儿童戏剧专家指导这一充满活力的青年组。(2014江西卷阅B)How much do you
know about the Youth Olympic Games to be held in Nanjing? 你对即将在南京举...
...语法网上看到这样一个句子：There have been less accidents on this road since the speed limit was introduced. 自从实施速度限制后，这条路上的交通事故已经少些了。请问这里的 less 修饰 accidents 有问题吗？是不是应该改为 fewer accidents 呢？
such 与 so怎么区分？I can't believe that ( )little boys can do this.A.suchB.so这个题里极有名词boys也有形容词little。请问该怎么区别呢？老师讲的例子是单数情况下，so good a boy；such a good boy 我是通过冠词位置不同来记的，但是如果是...
This could be attributed to the stiffer nature of the acrylic fibres compared to the PP fibres as the elastic modulus of the former was reported to be in therange of 14.6–19.6 GPa as compared to the range of 3.5–4.9 Gpa for the latter第一个as是连词词性，翻译为因为我懂，但是第...
Although related to the Convention in this way, the Protocol is an independent instrument, accession to which is not limited to States parties to the Convention. 这里的accession to which是否视为同位语？谢谢