问题 have always been (done/doing) 区别?

1这2个结构,用在现在时态时，always还有什么作用，可以去掉吗？2have always been doing 和 have always been done意思一样吗，是否可以互换？比如这个例句：She's  always been willing to lend him  a hand whenever he's in difficulty.

问题 如何理解by all that's wonderful and audacious？

"Exactly. I have no doubt that you and I could carry it so far. Halloa, Watson, what's this? It's the man himself, by all that's wonderful and audacious! Not a word to show yow suspicions -not a word, or my plans crumble to the ground."从语法结构成分和含义上，...

问题 just the way 是连词吗

...heir images, they can remove all the degrading componentsand see the vivid colors of a scene just the way they would have as if that scenewas on land.因为最后，从他们的图像中，他们可以去掉所有的褪色的成分，看到一个场景里生动的色彩，就像他们看到陆地上...

话题 the first to have done

话题 if did would have done

话题 was to have done 什么意思

话题 happen to have done sth

问题 肯定句中的at all这里表达了什么含义

...tte's opinion of matrimony was not exactly like her own, but she could not have supposed it possible that, when called into action, she would have sacrificed every better feeling to worldly advantage. Charlotte the wife of Mr. Collins, was a most humiliating picture! -- And to the pang of a friend d...

问题 请问如何进行结构分析

...at many predators intuitively understand that creatures with the brightest coloration are often the least suitable to eat.语法书给出的答案是：第一个that是定语从句:that many predators intuitively understand第二个that是concept的同位语从句:that creatures with the brightest c...

问题 难句分析

... in themselves no likeness to what is in our mind, allow us to disclose to others its whole secret, and to make known to those who cannot penetrate it all that we imagine, and all the various stirrings of our soul.请问句中出现的第一个that（infinite前）起什么作用，以及主句的...

问题 实意动词加动词不定式问题

...里的do仅仅是指动词原形吗？do可不可以指be,be doing,be done,have done,have been done这样的形式呢？如果可以，能举些例子吗？万分感谢老师！

文章 英语人称代词me的一些特殊用法

...]It’s me who runs the school.[是我管理这所学校。]It isn’t me that makes fun of him.[取笑他的不是我。]中国著名学者周海中先生在1982年发表的《英语代词me的一些用法》一文中指出：在分裂句(the cleft sentence)中，me后面的关系代词who/that一...

问题 状语从句的简化

...be动词的情况下，可将从句的主语和be动词省去。A zero can have its meaning only when used with real numbers;= A zero can have its meaning only when it is used with real numbersMetals expand when heated and contract when cooled.= Metals expand when they are heated and contract when t...

问题 one other 的用法

 There was one other thing to do.one other是另一个的意思吗？和another有什么区别？

问题 forget to have done的用法疑问

表示忘记已做过的事，通常是用 forget doing sth，但有人认为也可以用 forget to have done sth，但也有人认为不可以这样用。请专家老师帮我判断一下，这个问题到底该如何用(有没有比较权威的观点可以参考)。