USING   “SO AS TO”  ( AS A CONJUNCTION ) IN ENGLISH T here are  various ways to express purpose  or reason in English. One of them is  “So As To” Especially while writting English, we can use the structure of  “so as to”  to declare our  goal or purpose . We can say that it is used to explain why an action is done. In this way, we connect two sentences each other.  “so as to”  is  used before the clause  which indicates the purpose (  subordinating clause  ). Namely; “ so as to ” is a conjunction ( a subordinating conjunction ) which is used to join two clauses. ( one of them expresses an action, the other expresses the purpose ) “so as to”   is used with  non-finite verbs in subordinate clauses  ( this kind of clause can be called “non-finite clause” or “infinitive clause”). “so as to”   is used if   subjects of two clauses are the same. “so as to”   can be used  at the beginning of a sentence  ( subordinate clause can come before main clause ). ATTENTION: Non-finite ( Infintive ) cla