A.生長迅速B.多有月經(jīng)初潮C.多有乳房發(fā)育D.害羞
A.11-12歲B.14-16歲C.8-10歲D.16-18歲
A.恥尾肌、髂尾肌、坐尾肌B.恥尾肌、髂尾肌、球海綿體肌C.恥尾肌、髂尾肌、肛門括約肌D.恥尾肌、髂尾肌、生殖膈