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问题 单项选择题 A1型题

及早发现和治疗萎缩性胃炎属于（）

A.一级预防

B.二级预防

C.三级预防

D.疾病监测

E.临床预防

答案

参考答案：B

解析：萎缩性胃炎属于癌前病变，及早发现和治疗癌前病变可以实现早发现、早诊断、早治疗的目的，有效防止或减缓疾病发展。

选择题

读下图，折线①、②、③、④表示的地区判断正确的是

A．①--极点；②--极圈；③--53.5°N；④--赤道

B．①--极圈；②—70°N；③—60°N；④--回归线

C．①--极点；②—60°N；③--53.5°N；④—12°N

D．①--极圈；②--53.5°N；③—30°N；④--赤道
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单项选择题

Future Computer Trends:
The components of a PC will be built into the (6) and large plasma or electroluminescent flat panel display hanging on a partition wall will act as both a (7) and videophone display.
A high resolution, touch sensitive LCD (8) into desktop will allow pan-based pointing and data input. In the home, meanwhile, computers will become as ubiquitous as TVs.
Computer interfaces will be far friendlier than (9) graphical user interfaces (GUI) of today. Computers will use "human interfaces" based on multimedia.
RISC microprocessors will finally obliterate the ever thinning gap between workstations and PCs. Similar advances in nonvolatile flash memory will lead to the replacement of magnetic (10) disks with electronic "silicon disks".

A．desk

B．monitor

C．built

D．mouse-driven
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