If a theory passes an experimental test, it is (    1     ) a sense corroborated, but (1)it can never be confirmed or roved ultimately 'true' for no amount of observation or experiment can establish the truth of a thee with absolute certainty. There is always the (    2    ) that one day a crack will be found in the edifice of the theory. If the theory fails the (    3    ), however, it faces a much harder challenge. Sometimes the (    4    ) can be shown to be faulty, either in execution or (    5    ). Even so, a single, well-designed experiment Can be (    6    ) to dismiss a theory outright. As Einstein supposedly once (    7    ) it: “No amount of experimentation can ever prove me $\fbox{*}$;　a single experiment can prove me $\fbox{*}$.” This notion led the Viennese philosopher of science Karl Popper (    8    ) the concept of 'falsifiability' as the defining characteristic of true (    9    ): a theory is scientific (    10    ) if it can ― at least in principle ― make predictions that can be shown to be false.

（注）
• corroborated,裏付けられる;
• edifice,体系;
• execution,実施;
• outright,完全に;
• falsifiability,反証可能性

• 問1. 下線部(1)を日本語に訳しなさい。
• 問2. 文中の$\fbox{*}$に当てはまる正しい順番の語の組み合わせを下から一つ選び、記号で答えなさい。
  [
  • (1) right, right
  • (2) right, wrong
  • (3) wrong, right
  • (4) wrong, wrong
  ]
• 問3. 文中の空所(1)～(10)に入る適語を、重複しないように下の(ア)～(コ)から選び、記号で答えなさい。
  [
  • (ア) design
  • (イ) enough
  • (ウ) experiment
  • (エ) in
  • (オ) only
  • (カ) possibility
  • (キ) put
  • (ク) science
  • (ケ) test
  • (コ) to
  ]