I'm from Canada.疑问句是什么?

I'm from Canada.疑问句是什么? 用两种方式对canada提问:I'm from canada 改错 1 Wme back school！2 i'm from canada i'm from toronto canada对这句话提问 bill is from Canada改为一般疑问句 Im from Canada.改成一般疑问句 Iam from canada改为一般疑问句 Is she from Canada?I'm not sure.合并为一句I’m not sure_______she__________from Canada.怎么填? I am from Canada 变一般疑问句 并作肯定回答 I come from Canada.(改为一般疑问句.并作否定回答) Am I from Canada?呵呵, I‘m from china改成一般疑问句 I'm from England.改为一般疑问句. Im from China改为一般疑问句 I'm from china改成特殊疑问句 i'm from beijing改为一般疑问句 I'm Mike .I come from canada .This my third day in I am not sure if she is from Canada.还是I am not sure that she is from Canada.原题 is she from Canada?i'm not sure.合并为一句