GRE

简答题select two answer choices that (1) complete the sentence in a way that makes sense and (2) produce sentences that are similar in meaning,回答 题:
The ___________Rubik’sCube measures about 2%inches on each side,with 26smaller,pivoting cubes making up the puzzle;however,there are many accepted variations.

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C,E
Look for the synonyms.The author is referring to the typical,or classic (choice C),cube,which might also be called the standard(choice F)cube.