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to, in order to, so as to, so that — справка

to + инфинитив
+	to (= in order to, so as to)	I do exercises to stay fit.
-	so as not to (= in order not to)	I do exercises so as not to be out of shape.

so that + подлежащее + сказуемое
Как правило, за подлежащим следует won't / wouldn't / can / can't / could / couldn't или don't / doesn't.		I'm hiding so that he won't see me. Daniela learns English so that she can study in the UK. He asked me to come earlier so that we could have a word. Put the oven gloves on so that you don't get burnt.