下列选项中不属于结构化程序设计方法的是______。A．自顶向下 B．逐步求精

I ____ any bread. [ ]

A. want

B. don't want

C. like

科举制度始于( )。

A．北周

B．东汉

C．唐朝

D．隋朝

慢性肾功能不全尿毒症期血肌酐水平（μmol/L）可达 （）

A.442

B.178

C.1800

D.278

E.470

主食是人类获取能量的主要来源。

Which emergency equipment should you keep near the towing bitts? （）

A.A self-contained breathing apparatus (SCBA)

B.A boat hook and a spanner wrench

C.A fire ax and/or cutting torch

D.A Stokes litter basket