18. ______ of the way diseases develop is known as pathology.
(A) Studying scientific
(B) To studying scientifically
(C) The scientific study
(D) That is scientific studying
(E) To study scientific
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統計: A(1), B(0), C(5), D(0), E(0) #3306550
統計: A(1), B(0), C(5), D(0), E(0) #3306550