什么叫反应速度？影响反应速度的主要因素是什么？

下面关于AGP的叙述中，错误的是

A．AGP 1×模式、2×模式和4×模式的基本时钟频率(基频)均为66.66MHz(常简略为66MH

B．AGPl ×模式每个周期完成1次数据传送，2×模式完成2次，4×模式完成4次

C．AGPl ×模式的数据线为32位，2×模式为64位，4×模式为128位

D．AGP的基频高于PCI 1.0的总线工作频率

MRPII和MRP的本质区别就是它运用以下( )概念，用货币形式说明了执行企业物料计划带来的效益，实现物料信息同资金信息的集成。

A．管理会计
B．运筹学
C．成本会计
D．管理学

下列各句中，标点符号使用正确的一句是（   ）

A．黄仁宇的《孔孟》一文选自《赫逊河畔谈中国历史》。（生活·读书·新知之联书店1992年版）

B．面对人生绝境，双腿残疾的史铁生不屈不挠，“微笑着，去唱生活的歌谣，”创作了《我与地坛》等一系列发人深省的文学作品。

C．据说芦苇有很多用途，譬如造纸、建茅草房、编器具等(如苇席、绳子)，芦笋能食用，芦叶、芦花、芦根等均可入药。

D．古人说：“大勇若怯，大智若愚。”熟读《愚溪诗序》这篇文章，说说作者为什么把溪水题名为“愚溪”。

In the early 1970’s, Citibank of New York City became one of the first financial institutions to install ATM’s on a large scale. Since then, the (1) of automated teller machines has increased dramatically. At the time, the bank hoped (2) their operating costs by replacing human tellers with machines. Little did they (3) that the cash machines would become so successful. However, as more banks added (4) automated service through ATM’s, the machines mushroomed all over the world.
To use an ATM, all you need is a (5) issued by your bank. Your bank may also (6) through a credit card, such as MasterCard or Visa. To begin a (7) , you need to insert the card into an ATM and punch in a personal identification number on the (8) . The personal ID number may consist of (9) and can prevent anyone from using the card.
The ATM next flashes instructions on its (10) for carrying out transaction. To get cash, for example, you are instructed to (11) that indicate whether the money should be withdrawn from a checking or a savings account and the (12) . This request is then displayed on the screen. After you press a button to (13) that the information is correct, the ATM goes to (14) .
How safe, you may ask, is banking by ATM The (15) is meant to prevent anyone, no matter who you are, from using a cash card (16) . If you enter the wrong ID number for a card, a message on the screen will (17) . If you fail to produce the correct number for three times, most machines will (18) .As another precaution against (19) , the bank generally limits the amount that may be withdrawn by cash card (20) , say, to $ 200.

1936~1940年，五年内上海工人每年每月的工资增加了2.6倍，而同时期生活用品的价格却上涨了4倍左右。据你推测，出现上述现象的主要原因是

A．中国汇率被列强操控

B．南京国民政府的腐朽统治

C．日本帝国主义野蛮的经济掠夺

D．民族资本主义经济的萎缩