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【单选题】
计算机中主要进行算术运算和逻辑运算的是( )
A.
运算器
B.
控制器
C.
存储器
D.
寄存器
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举一反三
【单选题】Cars.com offers easy-to-understand information to help you decide what car to buy and how much to pay.
A.
Cars.com提供的信息很容易理解,能帮助你决定该买什么车和花多少钱。
B.
Cars.com列出的信息都很容易获取,并且告诉你花多少钱买汽车。
C.
Cars.com销售的汽车很容易驾驶,而且允许购车者分期付款。
【简答题】Seeing their teacher _______ into the classroom, they stopped _______ at once.A. walk; telling B. entering; to speak C. enter; to tell D. walking; talking
【单选题】Britain's inability to keep pace with the steady development of technology, coupled with lack of attention to marketing needs, is the reason for our national decline.
A.
apart from
B.
add up to
C.
joined to
D.
include
【单选题】Cars.com offers easy-to-understand information to help you decide what car to buy and how much to pay.
A.
Cars.com提供的信息容易理解,能帮你决定该买什么车和花多少钱。
B.
Cars.com列出的信息都很容易获取,并且告诉你要花多少钱买汽车。
C.
Cars.com销售的汽车都很容易驾驶,并且允许购车者办理分期付款。
【简答题】n. a fixed and regular way of doing things
【单选题】Seeing their teacher _______ into the classroom, they stopped _______ at once.
A.
walk; telling
B.
entering; to speak
C.
enter; to tell
D.
walking; talking
【多选题】关于CSS精灵的描述,下列选项说法正确的是()。
A.
CSS精灵是将网页中的一些背景图像整合到一张大图中,这张图被称为精灵图。
B.
CSS精灵是一种处理网页背景图像的方式。
C.
CSS精灵可以加快网页的加载速度,它不存在任何劣势。
D.
使用CSS精灵技术可以提高页面的加载速度。
【单选题】Seeing their teacher _____ into the classroom, they stopped _____ at once.
A.
entering; to speak
B.
enter; to tell
C.
walking; talking
【单选题】Cars.com offers easy-to-understand information to help you decide what car to buy and how much to pay.
A.
Cars.com提供的信息容易理解,能帮你决定该买什么车和花多少钱。
B.
Cars.com列的信息都很容易获取,并且告诉你要花多少钱买汽车。
C.
Cars.com销售的汽车都很容易驾驶,而且允许购车者办理分期付款。
【单选题】---Steady! ---Steady!().
A.
Wheel steady
B.
Course 120°
C.
Port
D.
Ready
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