охарактеризуйте оксид серы четырехвалентный

choose the right word to complete the sentences. 1.What is the weather ... today?a)cloudy b)good c)like 2. this girl is interested in sports, just...you a) like b)as c)as well as 3.The church is open,so we may ... go inside.a)too b)as well c)happy 4.What is June...? -She has ordered coffee and cake.a)eat  b)having c)recommend 5.Why don't you...this jacket on?I think it will suit you.a) drees b) try c)order 6.I haven't got much money,but I like to... throught new shops.a)buy b)browse c)choose 7.You should pack all your... . Don't leave the passport on the table.a) luggage b) have c) stuff

как решить х-30=1000-200

сколько килобайт информации содержит сообщение объемом 2 18 бит