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问题 向老师请教被动和主动语态的问题

It was difficult because of the hard resin________the skin. A.covered B.covering 这里为何不用covered，不是可以翻译成“因为树脂被覆盖在皮肤上”吗？ 被动语态。

问题 if not before的含义

Everyone knew it was the most expensive, the most famous of schools. You had to be entered at birth, if not before.请问老师：怎样理解if not before在上面句子中的用法和含义。谢谢老师！

问题 如何区别 be 是系动词还是不及物动词

My birthday is September 15.The date of the event is May 22.请问这里的 is 系动词还是不及物动词？

问题 subject和topic+of/for

subject和topic+of/for都很常见，请问老师，加这两个介词时的含义有区别吗？ 还有theme也表示主题的意思，后面能搭配of/for这两个介词吗？谢谢老师的解答。

问题 by means的用法和rather(other) than在句中的用法

Luminescence refers to the emission of light by means other than by heat.老师，这里的other than能用rather than吗？另外，这里的by means是什么用法不应该是by means of吗？

问题 分析: It’s not that big of a house.

It's not that big a house.It’s not that big of a house.记得以前刘老师讲过类似于第一句话的结构，十分感激！但是今天遇到第二句话又开始犯蒙了，搞不懂为什么这里多了个of，of是何含义，句子中的of a house是什么成分？

问题 or that 是不是or （an idea of）that 的省略

or 后面是不是or （an idea of）that，an idea of 省略了？可是为什么 of 后面可以跟that？我印象当中介词后面要跟that从句要加一个it，是这样吗？就是说 an idea of it that…这样对嘛？

问题 分析与翻译：So this is it—senior high school at last!

... want to make a good first impression. Will I make any friends? What if no one talks to me?这是2019年版高中英语新教材（人教版）Welcome Unit (p4) 的第一段。请关这里的第一句 So this is it—senior high school at last! 是什么意思？如何翻译？如何理解？是习...

问题 impression后接of还是on

What was your first impression of your new school?这是外研版新教材高中英语必修一第1单元中的句子(p1)。请问这里的介词 of 可以换成介词 on 吗？若可以换，它们之间有区别吗？

问题 because of…可以用于强调句吗

He didn’t come because of his illness.上面的句子可以变成下面这样的强调句吗？It was because of his illness that he didn’t come.

问题 Her refusal of fast food 是什么语法知识

Her refusal of fast food is due to her healthy eating habits. 她对快餐食品的拒绝是因为她健康的饮食习惯。  请问老师这样翻译对吗？ refusal of 这种 名词+of 是什么语法知识呢？谢谢老师

问题 用过去完成进行式与过去进行时的区别

The captain knew that another attempt would be made later, for the sunken ship he was trying to find had been carrying a precious cargo of gold bullion.为什么要用过去完成式？能改成was carrying吗？下面是我自己造的一个句子：the man the police was trying to find was wearing...

问题 介词短语修饰的成分区别

I saw the girl who came from China in 1998.I noticed the review of newspaper in 2001.I saw a girl eating a apple under the tree.第一句in 1998是修饰从句还是主句，我看见了从1998年中国来的女孩，还是我在1998年看见了从中国来的女孩第二句我in 2001是修饰newspa...

问题 drop in在这里是做目的状语吗

Tap the + (plus) button in the top left corner then Add a control to drop in the relevant shortcut icon: It's under the Vision Accessibility heading, and looks like a car with a row of dots next to it.这句话的to drop in是做目的状语吗？还是drop sth into的用法？drop in是放入的意...

问题 of whom和whose的区别

Dr.Roman, whose/of whom secretary resigned two weeks ago, has had to do all his own typing.这句话中，whose和of whom是否都可以？