<span>1) had been
2) had come
3) would have bought
4) hadn't been
5) wouldn't have decided</span><span> </span>
Toktar Ongarbayuly Aubakirov born on 27 July 1946 <span>is a retired </span>Kazakh<span> Air Force officer and a former </span>cosmonaut.<span>Toktar Aubakirov was born in Karkaraly district, Karaganda region, </span>Kazakh SSR<span>, which is now Kazakhstan. After graduating from the 8th grade of a secondary school he started working as a metal turner at the Temirtau foundry, whilst attending an evening school. In 1965 he joined the Armavir Military Aviation Institute of the Anti-Air Defence Pilots. He served as a </span>fighter pilot<span> in the </span>Soviet Air Force<span> on the Far East borders of the USSR until his acceptance into the M. Gromov Test Pilot's School in 1975.
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1 constant, utility, controlled
2 is assumed, maximise, maximise utility
3 i.e/ in other words
4 specific
5 spending, depends on
6 change
7 per year/ annually, during
1) 9,000 BC,2) 2.5 million years ago,3) 2,000 BC,4) 4,000 BC,5) 1100- 1500 BC,6) from 1400 to 1600.