反复发作可造成象皮肿的是()
A.丹毒
B.气性坏疽
C.痈
D.破伤风
E.急性蜂窝织炎
参考答案:A
Students need at least eight hours to sleep, or they are_______ in class.
A.sleep
B.sleepy
C.asleep
D.sleeping
晕圈征是指超声显示在甲状腺肿块周围有低回声环,常见于()
A.甲状腺炎
B.囊肿
C.腺瘤
D.腺癌
E.结节性甲状腺肿