Read and match each sentence (A-H) to a gap (1-7 .

Read and match each sentence (A-H) to a gap (1-7 . There is one extra sentence you do not need to use. Compare with your partner.
A They also comb the skies looking for flashes of laser light that alien civilisations might be beaming across space.
B Well, simply because its just not that interesting for us.
C It was directed to a group of stars in our galaxy 25,000 light years away.
D The fact that we have found nothing after decades of looking is pretty discouraging.
E We want to talk to the aliens all right, but do the aliens want to talk to us?
F But for some people, wondering is just not enough.
Have you ever read a story about someone who says they have been abducted by aliens? Or perhaps they claim to have seen a UFO? Most people dont take these tales seriously, but lets face it... most of us have at some point found ourselves gazing up into the starry night sky, wondering if we are alone in the universe or not.
They point out that there are more stars in the cosmos than grains of sand on all the beaches of the world. They are convinced that ET1 and his friends are indeed out there and if so, they are determined to establish contact!
In the 1960s, astronomers of the Search for Extraterrestrial Intelligence (SETI) programme began their high-tech hunt for extraterrestrial life that continues to this day. The scientists listen to radio waves by sweeping the skies with huge radio telescopes such as Arecibo in Puerto Rico.
I The searches are based on the hypothesis that aliens may be intentionally sending communication signals out across the universe, or that signals from their worlds could be escaping into space - just as our own radio, television and military broadcast signals escape into the cosmos.
Unfortunately, the scientists may have to face the fact that the possibility of finding what they are looking for is very small. For
G Millions of piople in over 200 countries have already taken part.
H) If they dont have radio, SETI wont findthem!