Верное окончание разделительного вопроса (present simple, continuous) my parents are not pensioners, …? , !

My parents are not pensioners, are they?

Vologda - a city in russia, founded in 1147.   located 450 km from moscow. in the city identified 224 monuments of history, architecture, culture, 128 of them were taken under state protection. vologda is one of the largest cities in the north-west of russia and one of the oldest russian cities. in vologda, as in any ancient russian city, built quite a number of churches and cathedrals. unfortunately, many of vologda church were abandoned at some point, and now - is overgrown with grass and bushes ancient ruins.

Legless animals with a strongly elongated body deprived of movable century. the body of the snake is divided into head, body and tail. in most cases, the skeleton consists of the skull and spinal column, which carries the ribs. only some species of snakes are saved rudiments of hind limbs. the main sense of the snake - long forked at the end of the language. when the mouth is closed, the tongue protrudes through a semicircular cut of the upper jaw, and during the ingestion of food is packed into a special muscular vagina. focusing on a smell, a snake can move and find a sacrifice in complete darkness. snakes are excellent hunters.может быть так