"Be HOLD/ how LIKE/ a MAID/ she BLUSH/ es HERE"
This excerpt is an example of iambic pentameter.
An iambic pentameter is a form of a metrical line in which each line contains five unstressed syllables followed by five stressed syllables. They are usually arranged in an alternating pattern.
Shakespeare followed a new tradition of using blank verse in iambic pentameter. He used this form in his writings as it followed the same tone as that of a human’s heartbeat, a horse’ gallop or with the beat of any music. Iambic pentameter added natural speech and the rhythm of life in his verses.
The mood changes from this outrageous romantic story because of how much they loved eachother, and how they risked faking their deaths for one another. Then it finally lead the mood into a tragedy due to their actual deaths, and how broken and connected everyone became in the end.