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问题 last century与last year,last week等的用法问题

老师说，英语可以说 last night, last week, last month, last summer, last year 等，但英语习惯上不说 last century，而应改成 in the last century, during the last century。但我对此表示怀疑，特向专家老师求证一下，谢谢！

问题 only when从句后面的主句为什么不用倒装

...页上有这样一个句子：It is only when one is ill that one realizes the importance of health. 人们只有在生病时才知道健康的重要性。英语部分为什么不是：It is only when one is ill that does one realize the importance of health.

问题 如何判断哪些动词后接动名词和哪些后接不定式

They are considering buying the house before the price go up.1. 请分析一下句子成分。2. 如何简单判断哪些动词后面要加动名词，哪些加不定式，是不是只有这两种可能？

问题 这句话中seek out如何理解

...章中有一句话，only advisor who sought out additional education on the own have knowledge in the area of cash flow and debt management ,and can offer you cash flow plan.软件里翻译是只有经受过额外教育的顾问才有现金流和债务管理方面的知识，和向你提供现金...

问题 人称代词后面接定语从句的用法

在格言或谚语中，人称代词 he 后面可以接定语从句。如：He who laughs last laughs best. 笑到最后的人笑得最好。请问除了第三人称单数的人称代词外，其他的人称代词（如 I, we, you 等）后面也可以接定语从句吗？请专家指点，谢谢！

问题 关于英语中否定前移的理解问题

我认为我再也也找不到那本书了I don't think we'll ever find that book again.为什么在这样的句子中,既有ever永远,又有agin再次,逻辑上很奇怪不是吗?直译 我不认为我将永远再次找到这本书?

问题 关于while表转折与and

人教版高中英语必修三第二单元有一句话是I don't offer enough fibre and you don’t offer enough body-building and energy-giving food.请问老师这句中的and可以改成while吗？

问题 if引导的虚拟语气问题

老师，我遇到一道题:How can I ever concentrate if you ______ constantly ______ me with silly questions.A. have; interruptedB. had; interruptedC. are; interruptingD. were; interrupting答案选C。为什么不是 D 用虚拟语气呢，那 C 又代表什么呢?

问题 It指什么

新目标英语九年级第二单元有一个课文：Strange events in bell tower neighbourhood 中有一句话：My wife thinks that it could be an animal, but my friends and I think it must be teenagers having fun.这两个 it 的用法是不是：it用来指代不明确的人或物？那么第...

问题 a five minutes rest 的说法对吗

I thought a 5 minutes rest from his work would do him good.请问这个句子对吗？

问题 as Russia then was called做什么成分

...In 1941, Adolf Hitler, leader of Nazi Germany, launched an attack against the Soviet Union, as Russia then was called. 请问 as Russia then was called 做什么成份？句子可不可以改成: In 1941, Adolf Hitler, leader of Nazi Germany, launched an attack against the Soviet Union whi...

问题 be busy doing sth中的doing是现在分词还是动名词

be busy doing sthI’m busy cooking (the) dinner. 我正忙着烧饭。She was busy weeding the garden. 她在花园里忙着除草。请问这样用的 doing 是现在分词还是动名词？

问题 with excitement 和 in excitement 含义一样吗

1）He was flushed with excitement at the thought. 他想到这就激动得满脸通红。2）The dog leapt and wagged its tail in excitement . 狗兴奋得摇着尾巴跳来跳去。3）In her excitement she dropped her glass. 她一激动把杯子摔了。请教老师：句1) with excitement, 句2...

问题 be worried about与worry about有区别吗

...dshake，shake  hands。用起来有什么区别?上面lift up a bowl off the table，lift a bowl off the table有区别吗?

问题 难句分析(涉及which引导的定语从句的先行词等)

Companies often argue that their prices take into account research and development costs and that they practice tiered pricing, which allows poorer countries to pay less, subsidized by higher prices in wealthy countries.请问：(1) which 引导的定语从句的先行词是？(2) subsidized修饰...