вставьте артикли 1......lena is ......longest river in....russia.2....lena crosses....siberia.3.......white sea is in......north of.....russia.4.its time to go to....bed.5.i bought...new bed yesterday. .....bed is made of....metal.6.there is....bed and...two sofas in ....bedroom.7.its time to have....breakfast.8.....breakfast is......first meal of......day.9.his teacher said........gorilla lives in....african forests.10.there is.....girilla in....forest