23. At night, the ISS can easily be seen from the Earth, as it flies at the ______ of 320 kilometres above us. A. attitude B. height C. level D. altitude 24. The Milky Way is just a _________ in the universe and it contains our Solar System. A. galaxy B. planet C. comet D. meteorite 25. Virgin Galactic is the world's first commercial _________. A. spaceship B. exploration C. space D. space line 26. Mukai Chiaki, the first female Japanese astronaut, _________15 days aboard the space shuttle Columbia in space before it _________ to the Earth on July 23,1994. A. was spending - was returning B. spent - was returning C. spent - had returned D. had spent - returned 27. NASA uses a variety of facilities to _________ microgravity conditions. A. invent B. perform C. do D. create 28. Joan was _________ the moon when she found out she was going to be a I grandmother. A. in B. over C. up D. into 29. Today, the menu on the ISS includes more than 100 items _________astronauts can choose their daily meals before they fly into space. A. in which B. where C. which D. from which 30. “_________I go to the cinema, only when there's a film I really, really want to see”. A. The sky s the limit B. Out of this world C. Over the moon D. Once in a blue moon 31. "Did you see the new 3D film at Megastars Theatre?" - "Yes. It was better than good. It was _________.” A. out of this world B. the sky's the limit C. over the moon D. once in a blue moon 32. The closest potentially _________planet ever found has been spotted by Australian scientists, ant it's just 14 light years away. A. transferable B. workable C. foreseeable D. habitable 33. Do you know the reason _________ humans are interested in Mars and other planets in the solar system? A. which B. that C. why D. whose 34. She wasn't listening to me at all. Sometimes I think she's living _________another planet. A. in B. on C. at D. down 35. In 1998 at the age of 77, John Glenn _________ with six other astronauts on the space shuttle after he _________ three orbits around the Earth a long time. A. flew - had made B. had flown - made C. flew – made D. was flying – made 36. Experiencing microgravity on a _________ flight is part of astronaut training programmes. A. orbit B. ship C. mission D. parabolic 37. As soon as the spacecraft_________ into space, the crew started to observe the sun. A. has travelled B. had travelled C. travelled D. was travelling 38. Europe's biggest ISS project is the Columbus science laboratory _________astronauts can carry out scientific experiments in weightless conditions. A. there B. which C. where D. when 39. A _________ is an enormous system of stars in outer space. A. comet B. galaxy C. universe D. solar system 40. In July of 1975, the first US-Soviet joint _________ occurred with the Apollo-Soyuz project. A. company B. relation C. mission D. performance