【单选题】【消耗次数:1】
________work and creative activities have been important drivers of human progress is deeply rooted in our social values.
How
Whether
That
Why
参考答案:
复制
纠错
相关题目
【单选题】 It has always been the ___ of our firm to encourage workers to take part in social activities.
①  plan
②  campaign
③  procedure
④  policy
【单选题】 How stupid I have been! Why _______ I do that before?
①  don’t
②  didn’t
③  not
【判断题】 A: How have you been? B: Fine.
①  正确
②  错误
【单选题】 – How long have you been graduated from your college?–
①  Yes, Ive been graduated.
②  Ive been graduated for five years.
③  I graduated from my college last year.
④  yes
【单选题】 —How long have you been graduated from your college?— .
①  Yes, I’ve been graduated
②  I’ve been graduated for five years
③  I graduated from my college last year
④  I graduat from my college last year
【单选题】 We have been hearing ______ accounts of your work.
①  favoured
②  favourable
③  favorite
④  favouring
【判断题】 A: How have you been these years? B: Not too bad.
①  正确
②  错误
【单选题】 Not until he went through real hardship the love we have for our families is important.
①  had he realized
②  did he realize
③  he realized
④  he had realized
【单选题】 I [] whether this plan will work.
①  suspect
②  doubt
【单选题】 A: How long have you been here?B: Not for long, only about five minutes. Alice and Monica ______ here with me.
①  have walked
②  had walked
③  were walking
④  walked
随机题目
【单选题】 为了保障网络安全,防止外部攻击,一般在Internet和Intranet之间设置( )。
①  加密机制
②  数字认证机制
③  防火墙
④  数字签名
【单选题】 网络安全不包括( )。
①  系统硬件安全
②  系统信息安全
③  信息传播安全
④  信息内容安全
【单选题】 下列地址对于电子邮件的描述中( )正确的是。
①  不能给自己发送邮件
②  一封电子邮件只能发给一个人
③  不能将电子邮件转发给其他人
④  一封电子邮件能发送给多人
【单选题】 简单网络管理协议是( )。
①  SNMP
②  SMTP
③  X.25
④  ICMP
【单选题】 以下正确的URL是( )。
①  http://computer/index.htm
②  fie://c:\windows/test.htm
③  mailto:test.21cn.com
④  ftps://ftp.stu.edu.cn
【单选题】 Internet中各种网络的各种计算机相互通信的基础是( )协议。
①  IPX
②  HTML
③  HTTP
④  TCP/IP
【单选题】 根据病毒存在的媒体,病毒可以划分为( )、文件病毒、引导型病毒和混合型病毒。
①  系统病毒
②  软件病毒
③  木马病毒
④  网络病毒
【判断题】 局域网就是以太网。
①  正确
②  错误
【判断题】 FDDI是一种使用光纤作为传输介质的总线型网络。
①  正确
②  错误
【判断题】 虚拟局域网是一种不用路由器解决隔离广播域的网络技术。
①  正确
②  错误