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 not to smile，not to touch视作定语还是状语，如果是状语，是充当什么状语？​

It is considered unfriendly not to smileIt is best not to touch unless you are sure the other person is comfortable with it.这两句里的not to smile，not to touch视作定语还是状语，如果是状语，是充当什么状语？

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 读葛传槼老先生《向学习英语者讲话》中遇到的疑问（Americans of the Chinese）

...葛传槼老先生《向学习英语者讲话》第二十一篇“Tongue and Pen”的第一句话时遇到困难。"Do you speak English?" This is far more commonly asked by Englishmen and Americans of the Chinese with whom they come into contact than "Do you write English?"请...

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？

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...

问题 from...to...中的to可以用连字符代替吗

The man lived in the village from 1993-1997.请问这里的连字符用得对吗? 是不是应该改为 from 1993 to 1997?谢谢!