39. According to the passage, if a scientist repeats an experiment several times and does not produce similar results
each time, the experiment must be
(A)expedient
(B)invalid
(C)scientific
(D)accurate
答案:登入後查看
統計: A(8), B(204), C(8), D(3), E(0) #1412732
統計: A(8), B(204), C(8), D(3), E(0) #1412732
詳解 (共 2 筆)
#4206738
(A)權宜之計
(B)無效
(C)科學
(D)準確。
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