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【多选题】
下列关于中央处理器的叙述,正确的是( )。
A.
中央处理器简称CPU,主要由控制器和存储器组成
B.
主频是指计算机能够直接处理的二进制数据的位数
C.
主频越高,CPU的速度越快
D.
CPU是计算机的核心部件,对计算机的整体性能起决定性作用
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参考答案:
举一反三
【简答题】I am sick and feel very weak and .
【单选题】若直流发电机的励磁绕组的励磁电流是由独立的直流电源提供的,则称为______直流发电机。
A.
自励式
B.
并励式
C.
他励式
D.
复励式
【单选题】听力原文:According to Tom, William lost his job not because he was always sick and usually went to work late, but because he made a big error in last month's accounting and the boss was angry with him. Wi...
A.
he was always sick.
B.
he usually went to work late.
C.
he made a mistake in his work.
D.
he got angry with his boss.
【单选题】—I'm sick and tired of the hot and rainy weather. —But it the freezing winter, doesn't it? [     ]
A.
strikes
B.
hits
C.
beats
D.
makes
【简答题】Tess was eight years old. Her little brother Andrew was very sick and their parents were completely out of money. She heard Daddy say to her tearful Mother, “Only a miracle can save him now.” Tess too...
【单选题】制动器可以分为车轮制动器和 ( )。
A.
驻车制动器
B.
脚制动器
C.
气压制动器
D.
液压制动器
【判断题】使用内部样式表的好处是规则可以被页面内多个标签复用
A.
正确
B.
错误
【判断题】汽车用车轮制动器分为盘式和鼓式两种;盘式制动器制动器的优点是散热性好,热稳定性好,且湿水稳定性好。
A.
正确
B.
错误
【简答题】I got sick and tired of hotels.
【简答题】车轮制动器分为( )制动器和( )制动器。其中,广泛运用在轿车上的是( )制动器。
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