who+teaches+you+maths+?who+在句子当中充当什么成分

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who+teaches+you+maths+?who+在句子当中充当什么成分

who+teaches+you+maths+?who+在句子当中充当什么成分
who+teaches+you+maths+?who+在句子当中充当什么成分

who+teaches+you+maths+?who+在句子当中充当什么成分
主语.谁教你们数学?

疑问词充当主语,一般用在疑问句中

疑问代词。
一般疑问句是指用yes或no来回答的句子。其结构是:
系动词be/助动词do,dose等/情态动词can,could等+主语+其他成分?
如:Are you a student? Do you like football? Can you speak English?
回答:Yes, I am/do/can.或No, I can't/don't/can'...

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疑问代词。
一般疑问句是指用yes或no来回答的句子。其结构是:
系动词be/助动词do,dose等/情态动词can,could等+主语+其他成分?
如:Are you a student? Do you like football? Can you speak English?
回答:Yes, I am/do/can.或No, I can't/don't/can't.
而特殊疑问句是指用what/where/when/why等以wh-开头的特殊疑问词(还有how)放句首的,对句中的某一成分提出疑问的疑问句。
如:He comes from Canada.这个句子,如果我想对主语提问:Who comes from Canada?如果对地点状语提问:Where does he come from?
明白?

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