I believe the government regards the H1N1 as an important thing, and I also believe the officials are so _____

that everything will be under control. [ ]

A. grateful

B. determined

C. willing

D. peaceful

患者，因持续高热入院1周，诊断为急性淋巴细胞性白血病。接受化疗1周。现患者口腔内有白色膜状物，最可能感染的病原体是（）。

A.甲型溶血性链球菌

B.白假丝酵母菌

C.草绿色链球菌

D.厌氧菌感染

E.大肠埃希菌