甲状腺舌瘘管向上延伸到()
A.扁桃体窝
B.舟状窝
C.舌盲孔
D.外耳道
E.气管软骨
参考答案:C
院内感染败血症常见致病菌为()
A.肺炎克雷伯杆菌
B.金黄色葡萄球菌和表皮葡萄球菌
C.以上均是
D.铜绿假单胞菌
E.大肠埃希菌
We were anxious about you.You home without us.
A.shouldn’t leave; tell
B.mustn’t leave; tell
C.shouldn’t have left; telling
D.can’t have left; telling