20.男童青春期第二性徵的發育,下列何項變化最晚出現?
(A)陰莖變長(growth of penis)
(B)睪丸變大(enlargement of testes)
(C)生長衝刺(growth spurt)
(D)陰毛發育(development of pubic hair)
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統計: A(90), B(21), C(565), D(66), E(0) #2942867
統計: A(90), B(21), C(565), D(66), E(0) #2942867