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问题 it is the first time that的提问

老师两个句型：It is the first time that... 与 It is the first time for sb to do sth； 句中的划线部门是定语成分么，他们不是做形式主语的吧？

问题 a piece of meat with hair on it分析

请问：a piece of meat with hair on it，it是必须加的吗，是with复合结构吗？

问题 it引导的形式主语从句

这句话我觉得有点别扭：It is expected to increase China’s production capacity of 1-butene from 1 Mtpa to more than 2 Mtpa within the next 3-5 years. 我给改成了：It is expected that China’s production capacity of 1-butene will increase from 1 Mtpa to more than 2 Mtpa within the ne...

问题 it与they用法区别的一个难点（表示某公司有多少专家）

在通常情况下，it 与 they 的区别是很明显的，也很简单：it 表单数，they 表复数。但下面这句就不简单了，也不明显：In this new company it has more than 30 world experts from different countries.In this new company they have more than 30 world experts from diff...

问题 They have to move it 180 degrees 的句子成分

They have to move it 180 degrees.move 是谓语动词，it是间接宾语，180 degrees 是直接宾语是吗?

问题 with respect to it的用法

...artificial Sun remained stationary, the birds would shift their direction with respect to it at a rate of about 15 degrees per hour.这里with respect to it感觉去掉也可以，为什么要这么用，此句上一句是　In experimenting with artificial suns, Kramer made another interesting disc...

文章 高中英语新课标词汇-教学参考资料-editor

...本大不相同。※真题例句※Many editions contain signs, symbols and foreign words. 许多版本包含标记、符号和外来词。(2015湖南卷写作)【单词档案】1.属课标内单词，2003版课标和2017版课标均有收录。2.根据《高考英语备考1号》（陈根花主编...

问题 be difficult for sb to do sth 中的不定式可以用被动式吗

The book is difficult for you to understand.这里的不定式可以用被动式吗?

问题 虚拟语气中用If it wasn't 和 weren't 有何不同

"If it wasn't for the mist we could see your home across the bay," said Gatsby.虚拟语气中，以上为什么不是If it weren't 呢？ 用If it wasn't 和 weren't 有何不同？如何区分二者的使用？

问题 father and mother与mother and father

汉语总是说“父母”，不会说“母父”，是不是英语也一定要说 father and mother，不能说mother and father 呢？但我在试卷上看到了mother and father 的用法。

问题 存在句 是否有谓语；存在句和it作形式主语的句子的对比

...既然讲到使用形式主语的存在句，那么同时也想问一下 it作形式主语的句子的句子结构。例句 It's no use trying to explain. 语法书上讲 it是先行主语，真正的主语是trying to explain。语法书没有再提及其他的句子成分了，如果我们自己...

问题 how to do about it 错在哪里？

句子改错题He didn’t know how to do about it.答案改成——he didn’t know what to do about it.请问老师不改行吗？看不出用 how 错在哪里了呀？他不知道对于它要怎么做？翻译也挺通顺不是吗？

问题 强调句可以用 it is...which/when/when/why 吗

英语的强调句通常是：it is...that / who...请问可以用：It is...which / where / when / why...吗 

问题 问句是that，答句是He还是it

问句：Who is that？答句是It is Tom.还是He is Tom？

问题 it或者删去或者改为is吧

GrabDurian, as it called the effort, delivered several varieties of the fruit (as well as desserts made from the stuff).谢谢老师！