с английским, надо вставить правильно предложения. мне надо только 2,3,4 и 6
A. Humans would need to be self-sufficient to survive in space long-term.
B. The only question is whether this happens in years, centuries or millennia. C. Exploring space, however, is not without risk.
D. This costs a lot of money. E. Nevertheless, Professor Hawking believes that we can afford to give 0.25% of the world's financial resources to colonise space.
F. He believes that sooner or later we will be wiped out by a catastrophe such as a meteor or nuclear war.
G. That way, we could reach the next star to Earth in just 6 years.
H. However, even if we found the perfect planet, we might not be able to get there at the MOMENT.