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问题 为什么用to say而不用to be said?

He always has trouble thinking of the right things to say.

问题 than 后面不定式符号 to 的省略问题

It is better to smile than to weep.为什么这里的 than 后的 to 可以省略掉, 而下面 than 后的 to 不能省略呢？To try and fail is better than not to try at all.

问题 关于adv.＋enough to和too＋adv. to的问题

①I don't know him well enough to ask him for help.②I don't know him too well to ask him for help.我觉得第二句是对的，但是答案是第一个这是为啥呢🤔

问题 They were amazed to find...被动改主动的问题

...：When the archaeologists reconstructed the fragments, they were amazed to find that the goddess turned out to be a very modern-looking woman.其中：They were amazed to find that the goddess turned out to be a very modern-looking woman.改成主动：To find that the goddess turned out to be a ve...

问题 双宾语用的介词 to, for 的用法

老师您好！双宾语用的介词有的动词用to ，有的动词用for ，有的动词既可以用for ,又可以用to，这些有规律还是固定用法？例如：用 to 的：give a pen to me ,show the book to me这类动词有：send, bring, sell等用for的：buy a beautiful skirt for her,...

问题 长难句理解 to be considered a tragedy是不定式还是too...to结构

Not only is the advent of bookless or largely bookless libraries too large and powerful a change to be forestalled, it also offers too many real advantages for it to be considered a tragedy.请问老师这里的to be considered a tragedy是不定式还是too...to结构，为什么呢？还是too..to...

问题 a sense of humor to what...（为什么要用to）

There was a sense of humor to what he did that I found very appealing.句中为什么要用 to?

问题 to have been flying 和 to be flying 含义差别

The president was reported to have been flying across the Atlantic.这句话和The president was reported to be flying across the Atlantic.含义有区别吗？怎么样理解二者的含义差别呢？

问题 请问这里的to难道不应该是can 或者be able to吗

如图所示这里的to难道不应该是can 或者be able to吗？I have known后面这个宾语从句里为什么没有谓语啊？

问题 请教老师subject to的理解

To call theatre 'postdramatic' involves subjecting the traditional relationship of theatre to drama to deconstruction and takes account of the numerous ways in which this relationship has been refigured in contemporary practice since the 1970s.老师们中秋国庆双节快乐！请教老师...

问题 如何理解含有半助动词的be to, be going to的if从句可以表示“目的”

If I am to be there on time, I must leave now.书上说，含有半助动词的be to, be going to的if从句，可以表示“目的”，因此，上面句子的意思可以有如果我打算准时到达那里，我就必须马上动身。或为了准时到达那里，我必须马上动身（该句...

问题 双宾动词变被动时什么时候加to什么时候不加to

I gave Jim a book yesterday. （变为被动语态）A book was given to Jim by me yesterday.Jim was given a book by me yesterday.变被动时什么时候+to什么时候不加呢？

问题 A is to B what C is to D句式里，what的作用

Reading is to the mind what food is to the body.参考译文：读书之于思维犹如粮食之于身体。问题：A is to B what C is to D句式里，what是作为连词吗？类似as？这里的what是特殊用法还是也适用于其他句子？谢谢~

问题 have/has been除了状态持续还有动作结束的意思吗

... been cold recently.3,The road is closed.There has been an accident.4,Have you ever been on a horse before?5,Things are expensive now.There has been a big rise in the cost of living.be动词在完成时既可以表示持续到现在的状态，也可以表示动作的结束。前两句时状态持...

问题 have been to,have gone to,have been in的区别

have been to 和 have gone to 及 have been in 的区别？它们后面可不可以加for+一段时间？