阿摩線上測驗
48.In describing the immune system, the author does all of the following EXCEPT .
(A)referring to an authority
(B)defining a term
(C)illustrating through a comparison
(D)developing an extended metaphor
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統計： A(8), B(3), C(0), D(3), E(0) #2322888
統計： A(8), B(3), C(0), D(3), E(0) #2322888
