如何判断疑问代词是做宾语还是主语

如题所述

疑问代词在句中可以作主语、定语或宾语,区别的方法就是它们的结构不一样。作主语时,结构是“疑问代词+动词”,作宾语时,结构是“疑问代词+助动词+主语+动词原形?”
疑问代词有who(谁,主格),whom(谁,宾格),whose(谁的,属格),what(什么),which(哪个,哪些)等。其中who,whom,whose,只能指人,what和which可指人或物。它们可具有单数概念或复数概念。
疑问代词引导的疑问句为特殊疑问句。它们一般都在该疑问句句首,并在其中作为某一句子成分(如主语、宾语、表语等)。
疑问代词还可以引导间接疑问句。如:
Tell me who he is. 告诉我他是谁。
Do you know what his mane is? 你知道他叫什么名字?
疑问代词who,what,which后可加ever以加强语气,加了-ever之后的疑问代词还可以用作缩合连接代词,引导让步状语从句。如:
Who ever are you looking for? 你到底找谁?
What ever do you mean? 你究竟是什么意思?
Which ever do you want? 你究竟要哪个?
一、 who的用法
who是主格,只有名词性质。它的用法有:
1)用于疑问句。如:
Who put that light out? 谁把灯灭了?
Who told you so? 谁给你说的?
2)用于修辞性疑问句。如:
Who could blame you? 谁能怪你呢?
Who would have thought of that? 谁会想到这个呢?
4.29 whom的用法
whom是宾格,只有名词性质,常用于书面语中。如:
Whom are you talking about? 你们在谈论谁?
By whom is the letter signed? 这封信是谁签署的?
Whom are you playing this week? 这一周你们将和谁比赛?(偶尔也用在口语中)
在口语中一般皆用who。如:
Who did you meet there? 你在那儿遇见谁了?
Who did you ask about it? 关于那件事你们问过谁了?
在介词之后一般用whom,但在在口语中也可用who。如:
—I gave it away. 我把它给人了。
—To who? 给谁了?
—This book is very well written. 这本书写得很好。
—By who? 谁写的?
三、whose的用法
whose是属格,和物主代词一样,亦有名词和形容词性质,但形式相同。如:
Whose umbrella is this? 这是谁的伞?(形容词性,作定语)
Whose is this umbrella? 这伞是谁的?(名词性,作表语)
四、 what的用法
what亦有名词和形容词性质,它的用法有:
1)用于疑问句。如:
What makes you think that? 什么使你这样想的?(作主语)
What is he? 他是干什么的?(作表语)
What are you doing? 你在做什么?(作动词宾语)
What was he speaking to you about? 他(刚才)跟你说什么?(作介词宾语)
What question did he ask? 他问了什么问题?(作定语)
what除指人和物外,还可表时间、数量等。如:
What’s the time? 现在几点啦?
What is your current crop yield? 你们这次庄稼收成怎样?
2)用于修辞性疑问句及感叹句。如:
What does it matter? 这有什么关系?
What more do you want? 你还需要什么呢?(其含意是“你应该知足了”)
What a fine day! 多好的天呀!
If only she were here! What thousands of things there would be to say! 如果她在这里多好呀!有万千心事要向她诉说啊!
3)用于省略句。如:
Something is the matter, but I don’t know what. 总有点不对劲,但我不知道是什么。(=what it is )
I’ll tell you what. 让我告诉你怎么办。(=what to do )
4.32 which的用法
which可指人或物,亦有名词和形容词性质,它的用法有:
This is my copy, which is yours? 这是我的书,哪一本是你的?(单数,作定语)
Which of the stories do you like best? 你最喜欢哪个故事?(单数,作宾语)
Which of you will go with me? 你们哪一位愿和我去?(单数,作主语)
4.33 疑问代词的用法比较
1)who与what的区别:who多指姓名、关系等;what多指职业、地位等。如:
—Who is he? 他是谁?
—He is Tom Black. 他是汤姆•布莱克
—What is he? 他是干什么的?
—He is an engineer. 他是个工程师。
2)who与which的区别:
Who comes from the Northeast? 谁是东北人?(对人数未加限制)
Which of you comes from the Northeast? 你们当中哪些是东北人?(对人数有限制)
3)what与which的区别:
What sport do you like best? 你最喜欢什么运动?(不限制范围)
Which sport do you like the best? 你最喜欢哪一项运动?(限制在一定范围内)
但人们也常说这样的选择疑问句:What will you have, beer or wine? (你喝什么,啤酒还是葡萄酒?)这是因为人们在一开始提问时并未想到有选择性。
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第1个回答  2016-09-28
疑问代词做主语时,后面直接接谓语动词。追答

如:Who told you this? 谁告诉你这件事的?
What makes you so happy? 什么使你这么高兴?

当疑问词做宾语时,疑问词后一定是助动词 do, does, did, be 等,后面一定有主语。

如: Who do you tell this? 你告诉谁这件事的?

What does it mean? 它意思是什么?

认真答题,确保正确,欢迎追问,有问必答。

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