特殊疑问词+助动词+主语+动词原形+其他?
eg:Where do you do study English?
特殊疑问词+be动词+主语+其他?
eg:Why is your Mum so angry?
特殊疑问词+情态动词+主语+动词原形+其他?
eg:What can I do for you?