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For centuries,the only form of written correspondence (通信)was the letters, letters were, and are, sent by some form of postal service, the history of which goes back a long way .Indeed, the Egyptians began sending letters from about 2000 BC,as did the Chinese a thousand years later. Of course, modern postal service now are much more developed and faster, depending as they do on cars and planes for delivery. Yet they are still too slow for some people to send urgent documents (紧急文件)and letters. The invention of the fax (传真) machine increased the speed of delivering documents even more. When you send a fax,you are sending a copy of a piece of correspondence to someone by telephone service. It was not until the early 1980s that such a service was developed enough for businesses to be able to fax documents to each other. The fax service is still very much in use when copies of documents require to be sent ,but, as a way of fast correspondence, it has been largely taken the place of by email ,Email is used to describe messages sent form one computer user to another. There are advantages and disadvantages with emails. If you send some one an email , then he will receive it extremely quickly .Normal postal services are rather slow as far as speed of delivery is concerned. However, if you write something by email, which you might later regret ,and send it immediately, there is no chance for second thoughts. At least, if you are posting a letter you have to address and seal(封)the envelope and take it to the post box.There is plenty of time to change your mind .The message is think before you email! 41.We can learn from the text that__________. A.email is less popular than the fax service B.the postal service has over the years become faster C. the postal service has over the years become slower D. the fax service has a history as long as the postal service does 42.It can be inferred from the text that_________. A. the fax service had been fully developed by the 1980s B. letters have been used in China for about 1,000 years C. the fax machine was invented after the 1980s D. letters have been used in Egypt for about 2,000 years 43.In the last paragraph, the writer mentions 'think before you email' to show that________. A. you may regret if you don’t your envelope        B. you may regret before you send something by email C. you’d better not send your email in a hurry     D. you need plenty of time to send an email 44.The text mainly deal with_________. A. the progress in correspondence                      B. the advantage of fax machines C .the advantage of emails                                 D. the invention of fax machines
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【简答题】阅读以下程序,请写出该程序的功能。 import javax.swing.*; import java.awt.*;import java.awt..*; class MyScrollBar extends JscrollBar{ public MyScrollBar(int init, int len, int low, int high){ super(JScrollBar. HO...
【单选题】个体工商户凭营业执照以字号或者经营者姓名开立的银行结算账户纳入( )结算账户管理。
A.
单位
B.
个人
C.
临时
D.
其他
【简答题】阅读以下程序 import java.io.* ; public class Test { public static void main(String args[]) { SubSubClass m=new SubSubClass(3,6,6); m.show(); } } class SuperClass { int a,b; SuperClass(int x,int y){ a=x...
【多选题】进入账套管理或企业管理软件时提示“无法连接服务器”,经分析发现原来是应用服务器没有启动,启动应用服务器的方式有()。
A.
在桌面找到“我的电脑”,点击鼠标右键进入“管理”页面,在“服务与应用服务-服务”中找到“AisinoAOSServer”服务进行启动。
B.
通过“开始-所有程序-航天信息A6-系统服务”进入“应用服务器”页面,启动服务。
C.
如果服务设置为自动启动,可以通过重新启动计算机方式进行启动。
D.
只能系统自动启动,无法手工启动。
【简答题】个体工商户凭营业执照以字号或经营者姓名开立的银行结算账户纳入( )管理。
【简答题】阅读以下程序 import java.io.* ; public class Test { public static void main(String args[]) { SubSubClass m=new SubSubClass(3,6,6); m.show(); } } class SuperClass { int a,b; SuperClass(int x,int y){ a=x...
【单选题】个体工商户凭营业执照以字号或者经营者姓名开立的银行结算账户纳入( )管理。
A.
单位银行结算账户
B.
个人银行结算账户
C.
单位银行结算账户或者个人银行结算账户(由存款人选择)
D.
单位银行结算账户或者个人银行结算账户(由各商业银行具体规定)
【判断题】个体工商户凭营业执照以字号或者经营者姓名开立的银行结算账户纳入单位银行结算账户管理。
A.
正确
B.
错误
【简答题】根据《人民币银行结算账户管理办法》的规定,个体工商户凭营业执照以字号或者经营者姓名开立的银行结算账户,纳入个人银行结算账户管理.()
【单选题】若函数f(x)及g(C)在(一∞,+∞)内都可导,且f(x)
A.
f(一x)>g(一x)
B.
f'(x)'(x)
C.
D.
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