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【简答题】
A)At the beginning of the 19 th century. B)At the late of 18 th century. C)At the beginning of the 18 th century. D)In the middle of the 19 th century.
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举一反三
【单选题】The controlling idea in the sentence “Solving the Rubik’s cube is simple if you follow the five moves” is__________.
A.
Rubik’s Cube
B.
simple
C.
five moves
D.
solving the Rubik’s Cube