2018 考博英语 语法精讲：不定式和疑问词连用
考博英语语法也是不可忽视的复习要点，对于语法的考察不仅出现在 考博英语词汇 语法题型、考博英语完形填空题型，更是贯穿于整个考博英语试卷中尤其是考博英语作文，下面考博信息网|http://www.kaoboinfo.com教育考博英语频道为大家系统全面的讲解2018考博英语语法各个重要知识点，希望大家认真复习。
(who, whom, whose, what, which, when, where, how,还包括whether)
(1)做主语。
例如：
Who to turn to is what she wants to know. 找谁帮忙是她想知道的。
It’s problem what to do. 干什么还是个问题。
How to be wealthy, healthy and happy will always remain a question mark. 怎样才能富有，健康和幸福将永远是个问号。
(2)做表语。例如：
The question is which to take first. 问题是先拿哪一个。
What remains for you to explain is how to put the plan into practice and whose help to seek. 剩下需要你解释的是怎样实施计划以及寻求谁的帮助。
The question is which of the methods to adopt. 问题是采取这些方法中的哪一个。
(3)作宾语，常用这一结构作宾语的动词有ask, consider, decide discuss, explain, forget, find out, guess, inquire, know, learn, remember, see(=understand), show, settle(=decide), tell(=know), think, understand, wonder等。
I’ve found out where to buy them cheaply. 我发现了在哪里买这些东西便宜。
Do you remember when totch off the machine 你记得什么时候关掉机器吗
I can’t tell what to do . 我说不好怎么办。
How can you tell which button to press 你怎么知道按哪个按钮
You know very well when to say what and how to say it. 你很清楚什么时候说什么话以及怎样说。
He can’t decide what time to leave or whether to leave at all.他不能决定何时离开或者到底是否离开。
有些双宾语及物动词，也可用这个结构做直接宾语。常用的有tell, inform, show, advise, ask, teach,等。如：
I showed her how to use the remote control. 我向她演示怎样使用遥控器。
The salesman told him whichtch to turn on first. 售货员告诉他先开哪个开关。
Will you advise me which to buy 你建议我买哪个
Please inform me where to get the tickets. 请告诉我到哪里去弄票。
(4)做定语。例句:
I must find a pen with which to fill in this form(=to fill in this form with). 我必须找支钢笔填表用。
He offered me some hot coffee with which to refresh me spirit (=to refresh me spirit with). 他给我提供了点热咖啡提提神。
Nobel began to seek ways in which to make the explosive safer to handle.诺贝尔开始寻找那种炸药操作起来更安全的方法。
考博英语是各博士研究生招生院校初试必考科目，也是复试分数线的其中一项，所以考博英语应该引起大家的重视。考博英语的复习大家还是要先了解所要报考的研究生院考博英语题型(各院校考试题型难度不同)，根据题型及自己的薄弱环节有针对性的复习。
考博英语是一项选拔性考试，尤其大多数考生早已脱离学习环境，单是靠平日复习背诵单词、做做习题，想要通过考博英语考试还是有一定难度。考博信息网|http://www.kaoboinfo.com教育 2018考博英语通用签约全程班采取【直播+录播】 的形式，名师授课，备考全程陪伴，科学分段学习，贴心的分题型课程设置，全方位真题讲练，服务于教学紧密结合，协议免费重读。力求让考博生顺利高分通过考博英语初试！
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