重症肌无力最常合并的疾病是()
A.甲状腺肿瘤
B.胸腺增生或胸腺瘤
C.小细胞肺癌
D.系统性红斑狼疮
E.多发性肌炎
参考答案:B
—Many people eat ______ meat than they did before.
—Yes, that's why they're getting fatter and fatter. [ ]
A. more
B. less
C. fewer
D. much
关于耳源性脑脓肿正确的是:()
A.是化脓性中耳乳突炎并发脑组织白质内局限性积脓
B.致病菌以厌氧菌为主
C.细菌可通过破坏的鼓室盖、乳突盖导致大脑颞叶脓肿
D.化脓性中耳炎病人突然高热、头痛或精神萎靡,应考虑本病
E.经抗感染、降颅压及支持疗法多可痊愈