话题 1 is to 2 what 3 is to 4

话题 关于to do与to have done的疑问

问题 to是介词还是不定式

He attributes his success to hard work.这个句子当中的to hard work中的to是介词还是不定式？to hard work是作什么成分？如何区分to是介词还是不定式？

问题 step to do是定语还是状语

三个待讨论的句子[1] The president took immediate steps to stop the fighting. 来源: 朗文6[2] But there are more steps to be taken. 来源: 林超伦笔译实战[3] We just need to take that first step to changing. 来源: 外媒例句思路:对于[1]，由于take是动态动词，所以...

问题 不定式的否定式（not to do还是to not do）

He told ma to not be sad.老师，not to be sad 等于 to not be sad吗？为什么这样用，二者有什么区别？把 not 放在非谓语里的用法在小说里见过好几次!

问题 be said to do、be said to have done...

be said to do 据说……将作be said to have done 据说……已经做了这里的不定式是作为什么成分呢？

问题 Wake up to的疑惑

Wake up to有没有分开分析的可能 People began to wake up to the severity of this affair.有没有可能分析为主谓结构？ He wake up the people to the severity of this affair等同于He wake the people up to the severity of this affair. 比较take back to

问题 含有to的两个句子结构分析

①We are looking forward to the exper's the expert coming to give us a leture. ②her coming to help encourage all of us. 在①中的第二个to是不定式宾语补足语？ 在②中的to 是逻辑主语的介词 ，help为名词 然后 her coming to help 做主语？ 谢谢！

问题 不定式to

All that remains for me to do is to say goodbye.这里的to say中的to可以省略吧？是必须还是可以？敬请老师解惑，谢谢。

问题 不定式作定语还是状语 my friend advised me to look on the internet for a running programme to help me learn how to run

my friend advised me to look on the internet for a running programme to help me learn how to run.这句话里to help me learn how to run是不定式作后置定语修饰programme,还是作目的状语，作状语的话逻辑主语是my friend还是me

问题 26 to 4在句中所作成分

请问老师：Enraged by Entergy's behavior, the Vermont Senate voted 26 to 4 last year against allowing an extension.26 to 4与下句的121 to 16如何分析？Congress voted 121 to 16 to pass the bill.to pass the bill为结果状语吗？

文章 英语基础语法快速入门——被动语态

...t caught on a nail. 我的裙子被钉子钩住了。Soon the house filled with people. 很快房子就挤满了人。▲注册下载word文档！注：除以上提到的主动表被动的情形外，有些非谓语动词也可用主动形式表示被动意义，请参见本系列讲座的有关内...

问题 定语从句两个which的指代问题

...ote that porosity is not the same as permeability, which measures the ease with which water can flow through a material; this depends on the sizes of the individual cavities and the crevices linking them.(013)　　句子分析：　　本句话的重点在于由which引导的非限制性定语从...

问题 had intended to do / intended to have done 的区别

I had intended to call on you. 和  I tended to have called on you. 二者有何不同？ 含义是怎样的？

问题 句子其他内容不改变位置，relate to和is related to是否可以直接替换

句子其他内容不改变位置，relate to和is related to是否可以直接替换，比如The readings relate to the class discussions.这些读物与课堂讨论有关。The survey suggests that financial success is closely/strongly/directly related to a person's level of education.调查显示...