4 10.5.2 Fill in: self-sufficient, overcome, warm up, afford, release.
1 Eventually, they managed to .. problems. 2 The ISS isn't..... or make everything that it needs. ... their because it can't produce ..... the Earth 3 Climate change could by 3°C by 2100. 4 Power stations .. ... carbon dioxide and 5 other greenhouse gases into the atmosphere. Only the world's richest can................. to be a space tourist; it costs about $20 million! 3 8 C​