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Analysis of Tchaikovsky’s April Form

Form analysis of Tchaikovsky's "April - Pine Snow Grass":

Tchaikovsky's "April - Pine Snow Grass", the overall tempo is Allegretto con moto , e un pocorubato, is a slightly telescopic and lively Allegro, which reproduces the structure of a single trilogy and consists of three sections.

The first phrase: contains three phrases

The first phrase consists of eight measures, and the expression term is marked dolce, which means gently, starting from the piano and gradually crescendoing, followed by a It gradually fades away and slows down, starting in bB major and ending with the main chord of d minor;

The second phrase consists of eight bars, the music material is similar to the previous phrase, the speed returns to the original speed, and the music The term marc.la melodia means prominent, and the middle part of the melody is emphasized here. It starts in bB major and ends with the sixth chord of bB major. The intensity gradually increases from piao and then gradually weakens;

The third phrase consists of eight measures. The musical material is similar to the first two phrases. It starts from the weak point and gradually weakens, starting in the key of bB major and ending with the main chord of bB major.

The second section: contains four phrases, and the expression term is marked con grazia, that is, elegantly.

The first phrase consists of eight measures, starting in D minor and ending with the main chord of D minor. The harmony presents a continuous V-V-pattern progression;

The second phrase consists of eight measures. The composition of the measure contrasts the musical material with the previous phrase, with more active fluctuations in strength and weakness. It starts in G minor, goes through continuous off-key modulation, and finally ends with the dominant chord in D minor, with the speed gradually slowing down at the end;

< p>The third phrase consists of eight measures, which completely reproduces the musical material of the first phrase. The tempo returns to the original speed, starting in D minor and ending with the main chord of D minor. The harmony presents a continuous V-V-style progression;

The fourth phrase consists of four measures, which condenses the musical material of the second phrase, starting in G minor, going through continuous off-key modulations, and finally ending in the main chord of C minor; followed by six measures Supplement, the key is kept in bB major, first the dominant function continues for four consecutive measures, then there is a Sichuan 7-V7 pattern progression of two measures, and finally ends with the dominant seventh chord of bB major, and the speed gradually slows down.

The third section: The contraction reproduces the musical material of the first section, including two phrases, returning to the original tempo.

The first phrase consists of eight measures, starting in the key of bB major and ending on the main chord of d minor;

The second phrase consists of eight measures, starting in the key of bB major and ending on the main chord of d minor. It starts with the main chord of bB major; then comes the end of 12 measures, starting in g minor, going through continuous off-key modulation, and finally ending with the main chord of bB major, with the intensity gradually weakening, and finally reaching pianonissmo, giving people a sense of The auditory effect gradually fades away, and the whole song ends with extremely weak intensity.