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【单选题】
下列关于PC机内存的叙述中，错误的是A.
内存条采用的是动态随机存取存储器
B.
内存的基本编址单位是字节
C.
BIOS ROM也是内存的一个组成部分
D.
内存的容量是可以随意扩充的
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举一反三
【简答题】是进程存在的唯一标志，也是系统感知进程存在的唯一实体。
【简答题】With the storm roaring and fierce waves slashing, the exhausted refugees (__)(__) , murmuring to the God, their only hope.
【单选题】Most Chinese children like to sleep with their parents. They are ____ the dark.
A.
afraid
B.
afraid of
C.
afraid to
D.
afraid in
【单选题】Unlike the situation with hurricanes, tornadoes, or floods, there are no storm clouds or rising river levels to foretell an earthquake. Because they hit without advance warning, earthquakes are partic...
A.
Scientists will be fully prepared with equipment to collect more information if an earthquake occurs.
B.
It enabled scientists to predict an impending earthquake on time scales of hours to days.
C.
A moderate earthquake did occur in the region sometime between 1985 and 1993 just as predicted.
D.
People in the Parkfield region were less panic but more prepared for any coming earthquakes.
【单选题】A storm was bearing down upon Iceland.
A.
A storm would soon destroy Iceland.
B.
A storm was about to strike Iceland.
C.
Iceland was frequently attacked by storms.
D.
Iceland would have to face the damages of a storm.
【单选题】下列资料属等级资料的是（）
A.
白细胞计数（个/L）
B.
血型（A、B、O、AB.
C.
体重（kg）
D.
患者的病情分级（轻、中、重）
E.
坐高指数（％，坐高/身高）
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