Benign paroxysmal positional vertigo is caused by calcium debris in the semicircular canals (canalithiasis), usually the posterior canal. Medications generally are not recommended for the treatment of this condition.
In grammar, tense is a category that expresses time reference. Tenses are usually manifested by the use of specific forms of verbs, particularly in their conjugation patterns. Basic tenses found in many languages include the past, present, and future. Some languages have only two distinct tenses, such as past and nonpast, or future and nonfuture.
TENSE AND ASPECT IN GREEK. A Greek finite verb is composed of at least two morphemes: stem + personal ending. The stem indicates the meaning, while the personal ending indicates the person and number, and. often the voice (three characteristics fused into one morpheme). But the verb also contains other.