【单选题】【消耗次数:1】
He found it hard to ( ) his studies in such a noisy environment.
devote to
dwell on
concentrate on
depend on
参考答案:
复制
纠错
相关题目
【单选题】 I found hard to concentrate.
①  this
②  that
③  it
④  what
【单选题】 、Although he had looked through all the reference material on the subject, he still found it hard to understand this point and her explanation only ____ to his confusion.
①  extended
②  amounted
③  added
④  turned
【单选题】 He was _____ his late twenties when he found his first job.
①  in
②  after
③  after
④  from
【单选题】 When we came back, he found his bicycle ____
①  was stolen
②  had stolen
③  had been stolen
④  is stolen
【单选题】 He studied hard in his youth, __________ contributed to his great success in later life.
①  that
②  it
③  what
④  which
【单选题】 When he came to,he found himself________on a chair,with his hands________back.
①  to sit;tying
②  sitting;tying
③  seating;tied
④  seated;tied
【单选题】 When he came back after an absence of 20 years, he found his hometown completely ____. ?
①  changing ?
②  to be changed ?
③  to change ?
④  changed ?
【单选题】 19. When he came to, he found himself _____ on a chair, with his hands _____ back.
①  to sit; tying
②  sitting; tying
③  seating; tied
④  seated; tied
【单选题】 As a result of his hard work, he has gained ______ to the Beijing University.
①  access
②  commitment
③  opportunity
④  reward
【单选题】 All his hard work have paid off for he was ( ) by the famous university.
①  admit
②  admitted
③  admission
④  admitting
随机题目
【单选题】 关于网桥的描述,错误的是?
①  网桥工作在MAC子层
②  网桥通过自学习算法建立转发表
③  网桥可连接两个相同结构的局域网
④  网桥根据路由表进行帧的转发
【单选题】 SDN架构不包括?
①  基础设施层
②  链路层
③  控制层
④  应用层
【单选题】 下列不属于计算机网络四要素的是?
①  计算机系统
②  传输介质
③  用户
④  网络协议
【单选题】 TCP工作在哪一层?
①  数据链路层
②  传输层
③  应用层
④  网络层
【单选题】 在SET交易的参与者中,负责连接银行专用网络和Internet的是?
①  发卡银行
②  收单银行
③  支付网关
④  数字证书认证中心
【单选题】 下列选项中,哪一个属于DHCP的缺点?
①  安全可靠
②  自动配置网络
③  节约IP地址空间
④  服务器发生故障可导致网络瘫痪
【单选题】 专用地址(也称私有地址)是指?
①  IP地址
②  只用于本地地址
③  因特网上的地址
④  A类地址
【判断题】 网络安全中的可靠性是指网络信息不能被泄露给非授权的用户的特性。
①  正确
②  错误
【判断题】 数字加密属于消息认证方式。
①  正确
②  错误
【判断题】 物联网是指通过信息传感设备,按约定的协议,把物与物,人与物进行智能化连接。
①  正确
②  错误