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问题 In common做什么成分

People’s descriptions of the puma had a lot in common. 请问，句子中in common做什么成分，a lot为什么没有具体内容而直接跟in common?

问题 不定式做谓语，要怎么区分和后面构成成分是双宾语还是复合宾语

I can't afford to buy a car. 我买不起小汽车。We will arrange to see him tomorrow. 我们将安排明天见他。

问题 定语从句修饰的先行词用定冠词和不定冠词的比较

A chicken tom bought is missing.The chicken tom bought is missing.（前提是不知道这个chicken）I like a film that I saw yesterday.I like the film that I saw yesterday.

问题 短暂性动词现在进行时和一般现在时表示一般将来时的问题

My aunt____to see us. She’ll be here soon. A.came B.is coming C.comes D.had come

问题 关于with复合结构和独立主格结构的问题

With all the work __to do__ (do), I don't know if I'll have time to go out.请教一下各位老师：1.这一题答案为什么是to do而不是to be done？是跟主句主语有关系还是to do在with复合结构中可以表示被动含义？2.如果去掉with，变成独立主格结构，应该...

问题 ability in doing结构

常常见到使用ability to do结构，但是今天见到ability in doing结构，ability in effectively bringing the epidemic under control in such a short time.请问这两者区别？

问题 hundred, thousand, million这三个词用复数和后接of的规定

这三个词有时允许用复数，有时不允许用复数；有时后接介词of，有时不能接介词of。请问这是如何规定的。请不要讲得太高深，简单讲解就行，最好有例子。谢谢！

问题 非限制性定语从句中which的句子成分和指代问题

I am enclosing an application form, which I should be grateful if you would sign and return. 这里的 which 是引导非限制性定语从句吧？它的先行词是什么？或者说它修饰的是什么？这个 which 在从句中作什么成分？

问题 by next year 和 现在完成时关系？

 These shoes are too big for my son, but he'll grow into them by next year.1）时间状语是by next year，那么谓语动词应该用完成时he will have grown into...吗？2）当时间状语带有类似by next year等时，谓语动词究竟是一般将来时还是将来完成时呢？3）本...

问题 if引导的从句问题

...ld succeed，everything would be ok.1.这两句有什么区别？2.if从句和主句之间要用逗号隔开吗？If表示对将来的设想，从句句式有sb/sth were to do+其他3如果主语是单数，比如说he，也是用were吗?4那这个句式有没有否定句和被动式呢？比如说...

问题 It is a pen in English.(对划线部分提问)

It is a pen in English.(对划线部分提问)答案是：What is in English? What is this in English? What is that in English?为什么没有: What is it in English?

问题 a new generation和the new generation区别（冠词区别）

The new generation of IT systems requires software development capabilities that support new middleware and emerging application architectures.A new generation of scientists became fascinated by dinosaurs. 上面两个例句冠词可以互换吗，如果可以，换了过后意思的变化是...

问题 句子分析（涉及宾语从句和形式主语it等）

老师好，请老师帮忙看下我分析的是否正确，谢谢！If they knew  how difficult it was to drill through the hard rock , they would lose heart.从句是由if引导的与现在事实不符的非真实条件状语从句，在这个从句中包含了一个宾语从句（how difficu...

问题 如何判断哪些动词后接动名词和哪些后接不定式

They are considering buying the house before the price go up.1. 请分析一下句子成分。2. 如何简单判断哪些动词后面要加动名词，哪些加不定式，是不是只有这两种可能？

问题 haven't expect和didn't expect的区别

如题：-Hello, John.-Oh, Mike! I             to meet you here.A. haven't expect.            B. didn't expect.B肯定是对的，但是A可以吗？