找到约 60000 条结果

问题 upward percolation如何理解

...on/56379这个句子是：He lectured on more topics than were included in the syllabus. (该书第1120页)我在剑桥语法找到了这个句子，但它在解释中的 upward percolation 我看不懂，所以请专家老师解释一下，万分感谢！

问题 怎么区分虚拟语气和正常的过去将来时

Wild Bill Donovan would have loved the Inter net.这句话是虚拟语气。请问老师怎么区分虚拟语气和正常的过去将来时呀？过去将来时都是虚拟语气吗？

问题 疑难句中as的理解

We should grasp as much knowledge and learn as many skills as we can and prepare ourselves for the future careers.请问句中的各as如何理解？as much、as many skills as we can是这么理解吗？请详细解答一下，感谢！

问题 形容词后面的动词ing做什么成分

老师您好，请问下面这个句子，tooting…短语做什么成分：The auteur will soon be available tooting his woodwind on compact disc.

问题 过去分词（短语）作条件状语

Approached in this way, you are sure to solve the problem.请问：1. 这里的Approached...way是过去分词短语作条件状语吗？2. 过去分词作状语的时候与逻辑主语构成被动关系，但这里approached与you并不是被动关系呀？3. 有老师解释为垂悬结构，但是...

问题 Out在句首为何不用倒装

语法书上都说当 away, in, out, off 等副词放在句首时，其后句子要用倒装，但是下面这个句子却没有用，为什么呢？Out in the garden an owl hooted suddenly.这个句子对吗？这个句子可以改成倒装吗？怎么改呢？谢谢！

问题 BBC新闻中一句话的翻译

Japanese electronics giant Sony forecasts it will remain unprofitable until 2015 after are structuring saw it exit the PC business. 这句话怎么翻译呢？尤其是 after 及 saw 的处理。谢谢各位老师！！

问题 cover plants为什么不用定冠词

If it turns cold, cover plants. 如果天气变冷，就把植物盖起来。这里为什么不用定冠词，说成 cover the plants 呢？

问题 请教一个as的用法

The peasants specialized in livestock husbandry and dairy farming as well as in cultivating industrial crops and fodder crops: flax, madder, and rape were grown, as were tobacco, hops, and turnips.“as were”是as的什么用法？这里是as的一个省略吗？还原成完整的句子是什么...

问题 would be的用法

老师好，今天学习的时候遇到的一个句子是这样的：Another way to stop this law would be for the Supreme Court.是讲到美国的三权分立的时候，说道最高法有权驳回国会通过的不合宪法案。不明白这里为什么用了would be。感觉最高法有权驳回...

问题 before可用作关系副词引导定语从句吗

It was the Friday before he came to see me.这个 before 引导的是定语从句吗？如果不是，它是什么从句？如果是，那 before 引导定语从句有什么规律？

问题 while doing 的逻辑主语判断

是分词作状语吗？while getting的逻辑主语是句子中的哪部分?Its aim is to bring painters together from around the world to paint outside while getting to know each other and sharing their works.

问题 beneath做伴随状语时是介词还是副词

请问beneath做伴随状语时，是介词还是副词？如下句:Inside the cover her name was written, and beneath it this verse : ……

问题 on做表语的用法

在看美剧时经常看到on做表语的用法，特别时子女不满父母的时候说的。例如："why are you on me about everything?", "Why is everybody on me?","Do you have to be on all the time?"请问这里的on是什么意思？

问题 would rather和had rather的区别

请问贺老师，had rather 是什么意思，怎么用？They had rather go to the movies.would rather和had rather的区别?