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问题 成分分析

...rging in the life sciences-biology,genetics and evolution-where complexity is motivating a shift of perspective as profound as that which occurred in physics when relativity and quantum theory became prominent.  求此句成分分析？搞不清楚是谁修饰谁的.

问题 外刊中的语法问题

Being in your 20s can sometimes feel like everything is a blur and the way our life can get pretty fast-paced.请问where引导定语从句为什么要用and连接？

问题 compared to 做什么成分

Specific gravity is the ratio of density of a substance compared to the density of fresh water at 4°C (39°F)之中，compared to 做什么成分？

问题 going forward用法

Scientists are working with Smiths Bletchington, the company that operates the quarry, as well as Natural England, a government advisory organization, on the best way to preserve the site going forward, per the BBC.这句话的going forward是固定用法吧，不需要考虑主语一致吧，这句...

问题 有关Sb is believed to do的用法

...bsp;     老师之前回答过相关问题。一，请问It is believed that Tom will like football如何改为sb is believed to…结构？二，sb is believed to have done中的done为静态动词be,like…时，该不定式完成式到底是表示该状态从过去持续到现在...

问题 这里是省去了引导词that吗

happiness is about being able to make space for ALL these shitty emotions, not just the positive ones.老师这里的about后省去了that吗？为什么总是省去引导词呢？

问题 关于ever,yet 如何理解含义？

VOA 《46th US President Makes Immediate Changes to Policy, Rules》 Now at age 78 he becomes the oldest president ever elected,as he readies for his toughest political challenge yet,steering a divided nation into the future.上句中的ever，yet怎么理解呢？ready如作动词，应该是及物...

问题 关于多个限制性定语修饰关系的问题

...bsp;浓度  The concentration of a substance is the proportion of essential ingredients or substances in it. 类似上一例， concentration 和a substance 之间是【归属关系】，of essential&...

问题 is said to 句型理解

1）Robert is said to have studied abroad，but I don't know where he was in.2）Robert is said to have been studying abroad，but I don't know where he was in.3）Robert is said to be studying abroad，but I don't know where he is in.请教专家老师，上面3句都是正确的吗？为什么呢...

问题 for省略与不省略问题

...n is obligatory with dynamic verbs where the action of the verb is clearly not continuously coextensive with the period specified."并且I haven’t spoken to her for 3 months，没有for错误)，所以这两个否定句是否正确我有些存疑，另外，如果他们都正确，为什么有无...

问题 I don't know who he is?还是I don't know who is he?

网上搜了一下，都觉得I don't know who he is是对的，但为什么不能把who is he视为陈述句语序，其中who做主语呢？就像I don't know what's the matter?中what是主语一样。

问题 forget后接不定式的用法疑问

...ringing答案是选C，选的是不定式，请说下为什么？2. GitHub is a development platform inspired by the way you work.请划分一下上句的句子成份。

问题 从句中是用what is the matter还是what the matter is

He really didn't know what was the matter. 这句话中为什么不用 what the matter was? 请专家老师解释一下好吗？

问题 He is the person that I saw yestersay. is能否换成was

在其他网站看到的问题。有人回答说he在见过他的人说话时已经死亡的情况下，可以用was，这样解释对吗？

问题 The trick is to do sth与The trick is doing sth的用法

...示“诀窍是……”这样的汉语意思，英语可以用 The trick is… 这个表达，但问题来了：后面的动词用什么形式呢？用不定式 to do sth 还是用动名词 doing sth？还是用不定式或动名词都可以？我找到这样一个句子，用的是不定式：The ...