Dear Teacher, "whose" is used as a subject in Special Interrogative Question? For example: Whose can do it? Is the sentence correct? Thank you.

But I also can answer: Which is your hat? This is my hat. Is which still complement? Could you give some examples of the same structure as Which is your hat when which is used as subject?

Please explain why.

I'm sorry, the sentence I write is: Which is yours?

Dear Teacher, You're right about the first two sentences, but in the third sentence which is used as subject. There is a same structure like this: Which is your? In grammer books authers say "which" is subject. So I think

Dear Mark, I'm very glad to hear that you can help us to improve our English. Thank you. I'm very interested in English. I'm a Chinese, male, 44. Can I ask you if I have questions? Please tell me your private email. My email:

I'm learning Special Interrogative Sentence. In this kind of sentence interrogative pronouns can be used as subject complement. For example: What's your father? "what" is the subject complement. But I couldn't find a special interrogative

Dear teacher, I'm learning Special Interrogative Sentence. In this kind of sentence interrogative pronouns can be used as subject complement. For example: What's your father? "what" is the subject complement. But I couldn't find a

Dear Teacher, I have known the rules about subject complement. But now I have written a sentence: Which is your book? Question: Is " which”the subject complement? Could you give me some examples in which "which" is used as subject

Dear Teacher, In one sentence US$1.1931 is read as one point one nine three one US dollars, but US$1.932 is read as one dollar nineteen thirty-two US. What is the difference between them? Why is the plural form dollars used? Because it's only