1 believe he _________ an accident, otherwise he would have arrived on time.
A. would have had B. could have had C. should have had D. must have had
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下列关于注册国际投资分析师考试的说法正确的有()。
● 某 PC不能接入 Internet,此时采用抓包工具捕获的以太网接口发出的信息如下:
则该PC的IP地址为 (27) ,默认网关的IP地址为 (28) 。该PC不能接入Internet的原因可能是(29) 。
(27)A. 213.127.115.31 B. 213.127.115.255 C. 213.127.115.254 D. 224.1.1.1
(28)A. 213.127.115.31 B. 213.127.115.255 C. 213.127.115.254 D. 224.1.1.1
(29)A. DNS解析错误 B. TCP/IP协议安装错误 C. 不能正常连接到网关 D. DHCP 服务器工作不正常
This is a very ________ situation and we don’t know how to face it yet.
A. comprehensive B. compound C. complicated D. competent