+Oral Analysis+.---_The_ and the adjective phrase _of the musical note_ are
modifiers of the subject; the adverb phrase _upon the rapidity of
vibration_ is a modifier of the predicate. _Of_ introduces the first
phrase, and _note_ is the principal word; _the_ and _musical_ are modifiers
of _note_; _upon_ introduces the second phrase, and _rapidity_ is the
principal word; _the_ and the adjective phrase _of vibration_ are modifiers
of _rapidity_; _of_ introduces this phrase, and _vibration_ is the
principal word.

TO THE TEACHER.--See suggestions in Lesson 12, concerning oral analysis.

+Parsing+.--_Of_ is a preposition showing the relation, in sense, of _note_
to _pitch_; etc., etc.

TO THE TEACHER.--Insist that, in parsing, the pupils shall give specific
reasons instead of general definitions.

2. The Gulf Stream can be traced along the shores of the United States by
the blueness of the water.
3. The North Pole has been approached in three principal directions.
4. In 1607, Hudson penetrated within six hundred miles of the North Pole.
[Footnote: "1607" may be treated as a noun, and "six hundred" as one
adjective.]
5. The breezy morning died into silent noon.
6. The Delta of the Mississippi was once at St. Louis.
7. Coal of all kinds has originated from the decay of plants.
8. Genius can breathe freely only in the atmosphere of freedom.

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