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问题 control在文中怎么理解

Last month, after analyzing figures on epidemics since 1960, The Economist concluded that people die at a higher rate from such disease outbreaks in authoritarian countries than in democratic ones, even controlling for income levels.请问control for在这里是什么意思？

问题 不定式的并列

Some use them to keep a close watch on the demand for their line of work or gather information on compensation to arm themselves when negotiating for a raise.为什么or并列的是不定式to keep和（to）gather，而不能是use与gather并列呢？

问题 形式主语句式分析

老师以下两个句型：It is time for sb to do sth.这里的 for sb to do sth 是做time的定语把， 而for sb 做不定式的逻辑主语。It is a great opportunity（pleasure） for sb to do sth. 这里的for sb to do sth是真正的主语把， for sb同样是 不定式的逻辑主...

问题 句子成分分析

...是是plan的定语(同位关系)，但问题是为什么移到句尾了？For most people,life as they find it is often the life they lead.关于这个句子的as这样理解对不对：这里只有一个as，但as引导的是比较结构，这个句子可以看作：For most people, life (as ???) ...

问题 for持续时间状语表示一个结果状态的持续时间，其具体的前提条件是什么？

曹老师，您在http://ask.yygrammar.com/q-36472.html中提到“for持续时间状语可以表示一个结果状态的持续时间。前提是这个结果状态是事先计划或打算的，主语必须是人。例如：She has gone to USA for 2 months.这句话并非表示她去美国已经二...

问题 帮忙批改一下考研小作文写作

...r, recommending some tourist attractions in your city. Please give reasons for your recommendation.You should write neatly on the ANSWER SHEET.Do not sign your own name at the end of the email. Use “Li Ming" instead.Do not write the address.【我的作文】Dear professor Cook,Welcome to Beijing!...

问题 as to与as for的区别

关于 as to 与 as for 的区别，网上有不少介绍，但感觉都没有完全讲清楚。请英语答疑网的专家老师帮忙分析和总结一下，万分感谢。

问题 表示“对...来说”时for和to的区别是什么

请教一下作“对...来说时”，for 和 to 的区别。经常弄混，经常搞不清。

问题 set an example to还是for

给...树立榜样set an example to和set an example for这两个说法都有，那么这两个区别是什么？他们分别是在哪种情况下使用？

问题 as if从句分析

He turns away, as if finally realising that the faceless, flickering icons on his computer screen will not give him what he longs for.as if引导的方式状语从句这里是将he realises变成了realise再加的宾语从句（that…longs for）吗？

问题 as usual中as是介词么

老师， as usual中，as是介词的词性么？as for me, as to the plan中，as for，as to可否当作复合介词？

问题 什么样的状语才是对象状语?

I've made some changes to your model.It is the tool for you.像这样的to / for是表示对象吗?

问题 阅读理解：反身代词的指代问题

...。最后句话里反身代词为什么是 himself 而不是 herself？WAR FOR THE PLANET OF THE APES(July 14)Stars: Andy Serkis, Woody Harrelson, Steve ZahnDirector: Matt ReevesThe skinny: Caesar (played via performance capture by Serkis) leads a simian bunch on an epic journey to sa...

问题 形式宾语this与it的区别

With the WIFI we can escape into another world at the click of a button. For many this virtual world is a dream come true. They find they can do away with the daily routines and stay inside for weeks and arrange everything from home. Still others, who get sucked into the virtual world, may find...

问题 怎么理解during many years

...many years, but I am hardly an expert.”A. since    B. during    C. for    D. from (TOEFL)答案为C，刚开始以many排除了B (during)，英语常见问题解答也解释道“for是指持续时间的长短，回答how long?(多长时间？)的问题，而during则是指动作所发生...