EXPLORING SPACE

We often see pictures in the newspapers or (1) ______ television of astronauts in space.Today, space travel is becoming more (2) ______ more common but not very long (3) ______ people believed that it was impossible even to fly by aeroplane. It was (4) _______ the start of the 1960s that men started to explore space. The first man to go into space was a Russian, Yuri Gagarin, (5) ______ name will always be remembered for this. (6) ________ the 1960s, the "space race" became a competition between the Americans and the Russians, who (7) _________ wanted to be the first to put a man on the moon.The great moment came in 1969, when an astronaut from the USA, Neil Armstrong, set foot on the moon and (8). _______ the famous words: "This is a small step for a man but a giant leap for mankind." People heard (9) ________ words live on radios all over the world and (10) _______ pictures thanks to satellite.

ago
and
at
both.
during
his
on
or
saw
spoke
tell
these
this
whose