9.( ) Once infected, the______ in the patient is often removed since its function is not
essential, and is often taken over by other organs.
(A)gastroenteritis
(B) appendage
(C) appendix
(D)digressions
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統計: A(11), B(1), C(12), D(1), E(0) #2720829
統計: A(11), B(1), C(12), D(1), E(0) #2720829