Английский.Помогите пожалуйста! Нужно поставить артикли.

Английский.Нужно поставить артикли.Помогите пожалуйста! Нужно в место пропуска поставить артикли a/an,the или ничего не ставить Siberia is 1)....vast region in 2)....north of 3)....Russia and 4)....Kazakhstan.It makes up about 58% of 5)....Russia and covers almost 6)....whole of northern 7)....Azia.It extends from 8)....east of 9)....Ural Mountains all the way to 10)....Pacific Ocean and from 11)....south of 12)....Arctic Ocean to 13)....borders of both 14)....Mongolia and 15)....China.Novosibirsk is 16)....largest city and with 17)....record low temperature of -71.2°C, 18)....Oymyakon is 19)....coldest town on Earth!For centuries,Siberia was 20)....mostly unexplored and uninhabited region,but in 21)....1905 22)....Trans-Siberian railway linked it with western cities.These days,thousands of tourist visit Siberia every year,especially 23)....Lake Baikal, 24)....world's deepest lake!