问题 be+adj+of/to/in/……等等+名词，这些用法如何理解

He was first in succession to the throne because he was a male.老师，为什么有in，first是副词还是形容词，没有in可以吗？

问题 stay in bed（stay 是不及物动词还是连系动词）

I stay in bed. stay 似乎当作不及物动词也可以，in bed作状语。 当作系动词也可以，in bed作表语？

问题 副词性分句修饰名词的修饰语（求曹老师回答）

All of a sudden, I realized with some frustration that gone was the care-free boy with an air of cheerfulness on every occasion whatever his mood or others'.我认为这里的whatever his mood or others'不是让步状语从句，因为分析为状语从句，句子的逻辑就不通了：无论他...

问题 ​in case 可以引导原因状语从句吗

请问专家：in case 可以引导原因状语从句吗？我记得书上好像说的是 in case 可以引导条件状语从句和目的状语从句，怎么有的人说它也可以引导原因状语从句呢？

问题 这个句子的in the box作什么成分

Here are two pens in the box.这里的in the box做什么成分？

问题 Born in a pigs' nest在句子中充当什么成分

Born in a pigs’ nest, Lina led a poor life in her childhood.请问，Born in a pigs' nest 在下面这个句子中充当什么成分？谢谢!

问题 ​in the airport与at the airport 的区别

据我了解，at the airport 比较常见，in the airport 也有出现，请教各位老师，两者有何区别呢？是否跟 in 与 at 的区别有关？at 用在小地方前面, in 用在大地方前面。

问题 as引导原因状语从句疑问（it is important as it sets）

柯林斯:Enjoy the first hour of the day. This is important as it sets the mood for the rest of the day. 享受一天中的第一个小时。这很重要，因为这第一个小时决定当天其余时间的情绪。请问这里面的as，是不是用because替代更好一些？

问题 这两个句子是否正确

It is a test which I find is easy.It is a test  I find is easy.

问题 这句话的in what 是什么用法

Nancy Pelosi plans to visit Taiwan next month to show support for Taipei as it comes under mounting pressure from China, in what would be the first trip by a Speaker of the US House of Representatives to the country in 25 years.请教老师这句话的in what 是什么用法？

问题 in the brands这里是什么用法

Thirty years ago, we in the brands used to define the brand ourselves, and the product.这里的in the brands 是介词短语作状语吗？

问题 It is torture doing sth 句式用得对吗

It was torture seeing him dig up my grass 这句话对吗？torture 不是形容词啊？

问题 Where is London? A. Australia B.England C. Ameri

问题 Einstein is most famous for his Theory of Relativi

问题 this is the first time that 为什么是定语从句？