找到约 22000 条结果

问题 比较状语从句省略的主语是什么

The medicine is more effective than is expected.这句话可不可以变成:The medicine is more effective than is expected to be.第一句看成省略了做主语的关系副词what，第二句省略了做宾语的关系副词what和主语the medicine?

问题 静态动词的一般式和进行式的区别

英语中有很多静态实意动词和系表结构可以用进行时态，老师能分类讲讲他们与一般式的区别吗？（be.hope.wander除外）

问题 prevent能直接跟doing sth吗

比如The cylinders shall be secured with triangular wooden chocks to prevent rolling.这句话是不是错误的？应该改成prevent them (from) rolling.或者是把rolling改成名词prevent the roll.

问题 句中的ing部分做什么成分

看到读者文摘上的一句话：Many USOs—unidentified swimming objects—may be mistaken sighting of seals, oarfish, even logs or rocks, LeBlond and Sibert explain.请问此处的sighting of seals, oarfish, even logs or rocks 在句子做什么成分呢？谢谢。

问题 定语从句关系词的选择

Which of the following words can NOT be used to complete "This is the place ______ I visited"？A．/B．whereC．whichD．that 答案是B。但是我觉得A也可以，因为visit既是及物动词也是不及物动词，因此不需要谁来做他的宾语。请老师指点。

问题 一道时态的选择题

... where I _____ for exactly three years.A. have workedB. is workingC. will be workingD. workE. will have worked F. will have working这六个选项中我觉得ADE这3个好像都可以，想请教老师，这三个哪个最合适，并且其他两个为什么不行。

问题 as, to用法不清

...he object of prime importance to the physically helpless infant is a human being. Babies seem to have a natural tendency to the human face as potentially rewarding.请教老师，这句话的as potentially rewarding是什么成分，而且as做啥词性呢，怎么连起来的，百思不得其解...

问题 肯定句中any...at all如何理解

Any offer at all would be better than this.我知道否定句中 not any...at all 的意思，但如果是肯定句呢？这个 at all 如何理解？

问题 not end with的理解

...of new clothing (or throwing out old clothing) is not healthy for the environment. So what to do with all those perfectly-good-but-you’re-maybe-a-little-sick-of-them clothes piled on your bedroom floor? Hold a clothing swap. It’s the best way to get rid of your used clothes, score clothes from y...

问题 come to do 与become to do有

表示开始做某事，英语可用come to do 与become to do，请问它们的区别是什么？比如：As she __________ to know him better she relied on him more.I slowly __________ to realize that she knew what she was doing. 该填 came 还是 became？

问题 will在间接引语中的时态

《英语常用词用法·详解大词典》席玉虎p2718的一个例句： He said he will be back in a few seconds. 他说他一会儿就回来。 句中的 will，我觉得应该用 would，不知我的想法对否，请专家指教，谢谢！

问题 come to的用法

I think that in far too many families not only do children come to take their parents' generosity for granted，but also the effects of this can actually be somewhat harmful to children.  句中come to 的意思是不是逐渐的做什么，然后他还有第二种意思是来做什么.

问题 求教一句话的意思

If ever the earth has noticed a system of administration conducted with a single and keen eye to the general interest and happiness of those committed to,it must be the system protected by truth,to which our lives have been devoted to.求教前半句的意思，分析一下句子结构。

问题 同位语和分词辨析问题

So for a company in this situation, keeping up to date with the latest technology, even if it's only for the benefit of key staff, this can be hugely expensive.请问老师，keeping up to date with the latest technology是同位语还是分词？

问题 对 What's happening 的疑问

老师好！happen是短暂性动词啊，为什么还有is happening? 这个be doing怎么解释？短暂性动词也有中间的发生过程吗？真想不通了，还有call,打电话打两分钟很常见，为什么call 也是短暂性动词？短暂性动词的“短暂”怎么理解？