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问题 关于单词 vault 的解释

文原文：Vaults full of research attest to how emerging-market optimism is more soundly based than rich-country pessimism.中文翻译：大量研究结果可以证实,新兴市场的乐观主义如何比富裕国家的悲观主义基础更坚实。问：这里的“vaults”什么意思。“墓...

问题 tell from的用法

You could tell from their faces and their eyes that they found the joke funny, but not one of them was going to laugh, and give him the chance to win the competition.tell是分辨的意思，that从句做tell的宾语，from做状语吗？

问题 不定式的参照时间问题

I was to have finished my work，but the illness of my mother interfered.这句话have【疑问】参照时间，只能分析为是现在，也就是从现在来看本应该做完的事情，所以用了完成体。但是不定式参照时间，不是应该是主句的谓语动词吗？

问题 BBC中的翻译问题

  Members of the public expect us to reach out aross this House to find a way through this.  公众希望我们能够找到解决问题的方案。这是BBC News的译文， reach out aross this House to find a way through this这句话没理解

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 现在完成时的使用疑问

请老师分一下这个句子的三种时态，尤其是后两个谓语动词部分为什么一个用完成时一个不用？He (has written) several novels since 1985. Most of them (have been) very successful, but the last one (didn't get) very good reviews.

问题 此处应该理解为状语，还是插入语啊

Strange to say, he is still ignorant of it. 说也奇怪，他还不知道这件事。Strange to say应该理解为状语，还是插入语啊谢谢老师解答

问题 if used too much是什么用法

They go out of date quickly and become tiresome if used too much请问这里为什么是用used？

问题 为什么never...but意为“每当...总是”

比如 I never go past my old school , but I think of our headmaster.为什么意为“我每次走过我的母校都会想起我们的校长”?

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 way做副词用法

Bagenal said she is still skeptical that there could be any liquid layers under the ice on the moons - the ice layers are hundreds of miles thick and "way too cold to harbor even primitive life forms." 这句话的way too cold这个way是不是副词表示程度的意思？

问题 It开头的句子中,如何分辨to短语/不定式的成分

... first visit to his friend's house.2.It is her first time to take part in the school club activity.3.It is our duty to clean the room.(1)和(2)句型类似,为什么(1)的to短语作后置定语,而(2)的to不定式却是状语?又如(1)和(3),这些It开头的句子,怎么分辨to短语/不定...

问题 engage的一个用法查了词典仍无法理解

2021年6月四级阅读中一个句子Taking whatever materials are handy and tinkering with them is a simple way to engage those important "maker" skills. 查了词典，engage的及物用法只有三种1.吸引住(注意力、兴趣)；2.交战；3.雇佣。其中第一个意思的英语解释为s...

问题 there be 句型中not any的not否定的是be动词吗

There are not any students in the classroom. 这句话中not否定are，any修饰students，对吗？我看到有老师说not和be动词连用不能否定名词。那这种存在句中not也是和be动词连用，所以not是否定be，而不是否定any或者any students？