1) Things that once seemed impossible often become commonplace with the passing of time. There are people predicting that this (A1) … with space tourism in the next decade or two. a) has happened b) will happen c) is happened d) will be happened e) happened 2) At the moment, space tourism is only a possibility for the incredibly wealthy. American multi-millionaire Dennis Tito was the first private individual to pay for his own trip into space. In 2001, he (A2) … $20 million to become the firstspace tourist. a) has paid b) was paid c) has been paying d) pays e) paid 3) After eight months of hard training, Tito travelled aboard a Russian capsule that (A3) … by an American company called SpaceAdventures. a) launched b) has launched c) had launched d) was launched e) was launching 4) He then spent seven days aboard the International Space Station. Although up to now only very wealthy people (A4) … the opportunity to be space tourists, many see this as the beginning of what will eventually become a profitable new industry. a) have had b) will have c) will be had d) are having e) have

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