how are you going to do that的意思

how are you going to do that的意思是你打算怎么做？

how are you going to do that中that指代前文中所形容的某人/物/地。

目的状语从句的引导词最常见的为so that, in order that.so that与so...that不同；同时要区分so that，in order that与so as to，in order to的区别。

同时短语for fear that（唯恐/生怕），in the hope that（带着..希望）, for the purpose that（带着..目的）, to the end that也可以引导目的状语从句。