завтра урок ! нужно в место пропуска поставить артикли a/an,the или ничего не ставить. объяснение siberia is region in of and .it makes up about 58% of and covers almost of northern .it extends from of mountains all the way to ocean and from of ocean to of both and .novosibirsk is city and with low temperature of -71.2°c, is town on earth! for centuries,siberia was unexplored and uninhabited region,but in 1905 -siberian railway linked it with western cities.these days,thousands of tourist visit siberia every year,especially baikal, 's deepest lake!