特殊疑问句运用时要注意选准特殊疑问词、词序、句子的时态（由助动词显示）。
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+别的？比如：What can I do for you today?
2、特殊疑问词+谓语动词（组合）+主语+别的？比如：What is your name， please?
3、特殊疑问词+助动词+实义动词+别的？比如：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）+别的？比如：What must be finished first before we go to picnic two days later?
