Если ОС=130,тогда КОБ=50,т.теперь если Р=120,а С=50,как мы выяснили,то док=120-50=70
If you open his old photo album, you will find out that he spent his life, surrounded by beautiful pictures of nature
1)River is under the bridge
2)I go to school every day
3)I am waiting the train on the station
2, 3, 6, 7, 9, 12, 14, 15, 16, 27.