複選題
3. Which of the following organs is/are NOT lymphoid organs?
(A) Tonsil
(B) Brain
(C) Thymus
(D) Spleen
(E) Liver
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統計: A(0), B(0), C(1), D(0), E(0) #3022493
統計: A(0), B(0), C(1), D(0), E(0) #3022493