特殊疑问句的基本结构 :
1.特殊疑问词+助动词+主语+实义动词+其他。例如:What can I do for you today。
2.特殊疑问词+谓语动词(组合)+主语+其他。例如:What is your name, please。
3.特殊疑问词+助动词+实义动词+其他。例如:What has been offered to the poor homeless children for the coming winter。
4.特殊疑问词+谓语动词(组合)+其他。例如:What must be finished first before we go to picnic two days later。