如图,在△ABC中,BC的垂直平分线分别交AB、BC于点E、D,BC=8,BE=5,那么△BCE的周长=﹙ ﹚.
18
The ancient Jewish people regarded themselves as the salt of the earth , the chosen few by God to rule the world.
A.outcast
B.elite
C.nomad
D.disciple
女性,22岁,不规则发热伴关节痛1个月。3天来尿少、水肿,皮肤瘀斑,尿蛋白(+++),红细胞10个/HP,血ESR40,ANA1/160(+),首先应考虑为
A.风湿性关节炎B.系统性红斑狼疮C.急性肾小球肾炎D.关节型过敏性紫癜E.原发性肾病综合征