找到约 50000 条结果

问题 请问这句话可否改写为其他

请问图片当中的这句话可否改写成is human known among the largest volcano eruptions，或者是it's among the largest volcano eruptions human known。如果不能这样改写，那改写有什么错误？

问题 since主句时态

今天看到一个句子：We don’t have all the facts yet, but we do know that opinions around the world dramatically changed since these images from New Terra became public.这个句子为什么主句用了一般过去时，按道理主句应该全都是现在完成时对吗？老师能否给总...

问题 marginal to怎么理解

Thus, by the Devonian the land habitat marginal to freshwater was probably a rich source of protein that could be exploited by an animal that could easily climb out of water. 请问老师marginal to怎么理解，to表示什么意思？

问题 as if引导的虚拟语气

The usually sleepy atmosphere disappears and all the people feel as if they are at a big party.这个句子中as if 后面的are 为什么不改成were呢？

问题 as 引导的从句

The surface of the earth has not always looked as it does today （专四真题选句）老师你好，我想请教一下：1.as在这里引导方式状语从句么2．但是在分析过程中我总感觉，系动词look是不是在这里缺少一个表语成分呢？还是说look这里视作不及...

问题 成分分析及句意理解

My father's office was right across the square from where we were standing.1.如何正确理解across the square from的成分修饰关系？2.如何理解“我们”和“广场”的位置关系，是我们站在广场边缘附近还是广场范围之中？

问题 非谓语动词作主语和宾语时，其后的宾语还可以是非谓语动词吗

...可以那么下面句子中的working...time, 是定语还是状语呢？The explanation for insensitivity to smell seems to be that brain finds it inefficient to keep all smell receptors working all the time but can create new receptors if necessary.句中 to keep all... 是从句that的宾语，...

问题 during与while的用法区别

以下摘自书本：误：During she was in prison, friends used to bring her books and writing materials. 正：While she was in prison, friends used to bring her books and writing materials. 请问为什么不能用during？during与while的区别是什么？

问题 介词+时间(谓语时态的搭配)

...,它的意思是不是指by和for,谓语的完成时存在时态变化? 而in / over / since搭配谓语没有时态变化,一律都用现在完成时?by+时间点,谓语用完成时for+时间段,谓语用完成时in+过去时间段,谓语用现在完成时over+过去时间段,谓语用现在完成...

问题 this,that,it指代时候的区别

Life in cities is quite different from that in countries.答案不是很详细,就说that指上,this指下文,这是什么意思,这种代词有先后顺序不能互相换得意思吗?,那为什么不能用it来指代呢?

问题 按照剑桥英语语法，如何将这个比较句还原

Printing made it possible to produce more copies in a few weeks than could have been produced in a lifetime written out by hand.

问题 句子成分分析

Like many of Shakespeare's poems, this poem is a sonnet, meaning it has fourteen lines, is written in iambic pentameter, and follows a specific rhyme scheme.请问老师：1 is written in iambic pentameter, and follows a specific rhyme scheme 这一部分内容是与it has fourteen lines并列，还...

问题 “事故发生一小时以后”如何翻译

事故发生一小时以后，我开始镇静下来。An hour after the accident, I was starting to feel calmer.After an hour of the accident, I was starting to feel calmer.上面哪句对，哪句错，还是两句都对?

问题 翻译三句关于大脑的描述

（1）1The ability to change the brain decreases over time（2）Normal Brain Plasticity Influenced by Experience（3）Physiological ‘Effort’ Required to Enhance Neural Connections请问这三段描述分别是什么意思？

问题 句子中，谓语系动词简写了么？

Everybody’s helping out with the dinner.Would you make the salad?第一句中的is应该表示“正在”吧？为什么可以缩写为’s呢？记得表示“是”的时候，才可以缩写啊。请教老师了，谢谢