much 既是表示 “数量” 的代词,又是 “数量” 限定词,也是“程度”副词。
由于“数量” 和 “程度” 都可以用 how 提问,所以,人们就不管 much 是什么词性了,统统可以用 how 提问。分别举例如下:
直接疑问句:
How much money do you earn every month? (much 为限定词)
How much do you earn every month? (much 为代词)
How much of that information can you share? (much 为代词)
How much do you like English? (much 为副词)
间接疑问句(网友说的宾语从句):
I don't know how much money you earn every month. (much 为限定词)
I don't know how much you earn every month. (much 为代词)
I don't know how much of that information you can share. (much 为代词)
I don't know how much you like English. (much 为副词)