問1 What was the purpose of the explorers’ journey?
① To assist intelligent creatures on the planet
② To invade a planet and expand their colonies
③ To search for life outside their home planet
④ To test the performance of their new spaceship
問2 When the explorers were observing the planet from space, they imagined that the intelligent creatures on it would ( ).
① be aggressive toward others
② have advanced technology
③ have no interest in space
④ no longer live there
問3 The word reservations as used in DAY 9 is closest in meaning to ( ).
問4 Which of the following best describes the author of the journal? ( )
① A being whose shape resembles an octopus
② A human scientist exploring other planets
③ A space creature which looks like a human
④ An intelligent flat animal with no arms
問5 The explorers incorrectly assumed that all intelligent creatures would ( ).
① be less creative than their species
② have advanced to the land
③ live in some kind of liquid
④ understand their language
問1 ③ 問2 ② 問3 ② 問4 ① 問5 ③
出典：センター2018本試験 - 大問5