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.
Types Of Tenses. Tense of a sentence gives you an idea of the time when the incident mentioned in a statement takes place. At the same time, it is that critical factor that can most commonly leads people to mistakes while framing a sentence or while identifying the time of events.