Conversion from the sql_variant data type to the large-value data types is an explicit conversion. Large-value data types cannot be converted to the sql_variant data type. For more information about how to convert from the xml data type, see Create Instances of XML Data.
Modulation is a device in music that allows a transition from one key to another. There are many types of modulation: Common chord modulation pivots on a chord common to both keys. Parallel modulation moves between major and minor keys of the same tonic.
Study music theory. In tonal music, phrases are often marked by a cadence of some sort. Cadences are a melodic or harmonic element that creates a sense of resolution, sometimes one of finality, pause, or anticipation. Music theory can sometimes help you understand if your phrasing is correct or not.