对偶三角瓣主要适用于（） A.整复邻近组织缺损 B.松解条索状瘢痕挛缩 C.覆盖感染

9个月女婴，近期因肺炎用多种抗生素治疗，3天来腹泻，7～8次／天，大便含泡沫多、有豆腐渣样细块。查体：眼窝、前囟略凹，口腔黏膜有白色乳凝块样物，心、肺、腹未见异常。

可能的诊断为（）

A.病毒性肠炎

B.真菌性肠炎

C.大肠杆菌性肠炎

D.生理性腹泻

E.饮食因素腹泻

The old man is _______ please keep quiet.

A．sleep, and

B．asleep, so

C．sleepy, but

D．sleeping, but

伤寒患者排菌最多的时期是（）

A.起病后第1周

B.起病后第2～4周

C.起病前1周

D.起病后第5周

E.起病后第6周

Which of the following statements regarding fund of funds (FOF) is FALSE（）

A. FOF may be able to offer access to hedge funds that are closed to new, individual investors.

B. FOF have consistently delivered high returns to investors.

C. A FOF can give an investor exposure to several hedge funds for roughly the same investment required to directly invest in a single hedge fund.