原式=7(3+2)(3-2)(3+2)+139÷132
=7(3+2)9-2+133×213
=3+2+23
=9+423
—We need three single rooms for the first week in June.
—________. The hotel's not busy then.[ ]
A. No problem
B. Don't bother
C. Never mind
D. It doesn't matter
男性,80岁。全口无牙,戴全口义齿近15年,因黏膜不适就诊。检查可见黏膜呈红亮色、水肿,有黄白色假膜,直接镜检见菌丝和芽胞。该患者治疗中应用的药物为()
A.阿昔洛韦
B.维生素C
C.泼尼松
D.青霉素
E.制霉菌素