Painless and progressive, cataracts slowly cloud the lens. The first symptom of cataracts is often decreased night vision. The light distortion caused by cataracts also frequently produces halos around lights -- again, mostly at night. Blurry vision is also common.
sonata form. n. Music. A form of a movement consisting of three sections, the exposition, development, and recapitulation, often followed by a coda.
Composers in the classical period took middle-class tastes into account by. writing dance music for public balls, writing comic operas that sometimes ridiculed the aristocracy, flavoring their serious compositions with folk and popular music. Sonata form consists of three main sections: exposition, development, and.