—You mean this CD _____ belong to Victor

工艺过程划分阶段的作是能（）、有利于（）和便于（），及时发现毛坯的缺陷。

阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空。

An 8.8­magnitude earthquake struck Chile on 27 Feb,2010.More than 300 people are reported __小题1:__(kill) in Chile after a magnitude 8.8 earthquake hit the South American nation early Saturday，__小题2:__(cause)considerable destruction as well，and creating tsunami warnings across the Pacific Ocean.

Rescuers worked frantically for hours to help survivors of the quake __小题3:__centered 100 kilometers from the city of Concepcion but caused damage and deaths in several parts of Chile.

Homes，buildings and bridges collapsed or caught fire，cars __小题4:__(overturn)，and the main international airport had to be shut down because of damage. One survivor said it was terrible. She said she thought she was not __小题5:__(scare)of earthquakes but then，she says，it looked as if everything was going to collapse. There were at least eight aftershocks and tidal waves of up __小题6:__ two meters that hit Chile’s coast. Residents in lowlying areas and living on islands off the mainland tried to flee __小题7:__higher ground. Chile experiences many earthquakes but the early Saturday natural disaster was __小题8:__of its most severe (剧烈的). Thorne Lay，a geophysicist at the University of California，Santa Cruz，said it was much stronger than __小题9:__one that caused devastation(废墟)in Haiti last month，but probably less __小题10:__(destroy)，because of where it was centered.

男性，38岁。因胃溃疡行毕Ⅱ式胃大部切除术后第3天，突感右上腹剧烈疼痛。查体：右上腹压痛（+），全腹肌紧张。最可能的诊断是（）

A.急性胆囊炎

B.急性胰腺炎

C.胃肠吻合口破裂

D.十二指肠残端破裂

E.腹内疝形成

使用粗缆组建局域网时，如果使用中继器设备，那么，粗缆可能达到的最大长度为______。

A．100米

B．1000米

C．2000米

D．2500米

叶酸的主要用途是：

A．血小板减少性紫癜
B．高铁血红蛋白症
C．缺铁性贫血
D．恶性贫血
E．巨幼红细胞性贫血