Is "to" really part of the infinitive?

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Track title: CC C Schuberts Piano Sonata No 13 D

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Chapters
00:00 Is &Quot;To&Quot; Really Part Of The Infinitive?
00:36 Accepted Answer Score 10
01:51 Answer 2 Score 7
02:47 Answer 3 Score 3
03:24 Answer 4 Score 1
04:25 Thank you

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Full question
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Tags
#grammar

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