_______-. A. idea B. reply C. notice D. greeting
_______-
. A. idea B. reply C. notice D. greeting
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Be sure to let Tom know the notice as soon as he _____.A. will arrive B. was arriving C. arrives D. arrived
The author presents this passage by .A. telling an interesting story B. describing an activity in a lively wayC. testing an idea by reasoning D. introducing a practical method
I’m sure that your letter will get attention. They know you’re waiting for the reply.A. continued B. immediate C. careful D. general
常用的加密算法包括： Ⅰ、DES Ⅱ、Elgamal Ⅲ、RSA Ⅳ、RC-5 V、IDEA 在这些加密算法中，属于对称加密算法的为______。A．Ⅰ、Ⅲ和ⅤB．Ⅰ、Ⅳ和ⅤC．Ⅱ、Ⅳ和ⅣD．Ⅰ、Ⅱ、Ⅲ和Ⅳ
I’m sure that your letter will get （ ） attention. They know you’re waiting for the reply.A. continued B. immediate C. careful D. general ks5u ks5u
They believe such an informal greeting often implies a close and friendly relationship. A.正常的B.不正常的C.正式的D.非正式的
This offer is valid, subject()before November 25. A、to your reply arriving at usB、for your reply reaching usC、to our receiving your replyD、for your reply reaches us
While troubleshooting an EIGRP routing problem you notice that one of the routers have generated a large number of SIA messages.What are two possible causes for EIGRP Stuck － In －Active routes?() A. Some quer y or reply packets are lost between the routers.B. The neighboring router starts receiving route updates from this router.C. A failure causes traffic on a link between two neighboring routers to flow in only one direction(unidirectional link).D. Th e neighboring router stops receiving ACK packets from this router.
Which of the following statements would the writer agree to?A. It is important to have the right food for children。B. It is a good idea to have the TV on during dinner。C. Parents should talk to each of their children frequently。D. Elder children should help the younger ones at dinner
常用来进行网络连通性检查的Ping命令工具,它的工作原理为()。 A.向目标主机发送UDP Echo Request数据包，等待对方回应UDP Echo Reply数据包B.向目标主机发送ICMP Echo Request数据包，等待对方回应ICMP Echo Reply数据包C.向目标主机发送UDP Echo Reply数据包，等待对方回应ICMP Echo Request数据包D.向目标主机发送ICMP Echo Reply数据包，等待对方回应ICMP Echo Request数据包
A. Request timed outB. Reply from 1.1.1.1:Destination host unreachableC. Reply from 1.1.1.1:bytes=32 time=0ms TTL=255D. Reply from 2.2.2.2:bytes=32 time=0ms TTL=126
识别信号、询问信号和回答信号英文词汇分别为（）。A、identit ysignal、reply signal、interrogation signalB、interrogation signal、identity signal、reply signalC、identity signal、interrogation signal、reply signalD、reply signal、identity signal、interrogation signal
____ will be appreciated.A、You reply our letter earlyB、You reply to our letter earlyC、Your early reply our letterD、Your early reply to our letter
＜?xml version="1.0"? ＞ ＜!--例子 -- ＞ ＜greeting ＞ Hello, World! ＜/greeting ＞ 上面的XML文档属于（）文档。 A、无效的B、有效的C、格式良好的D、格式错误的
单选题The offer is firm subject ____ before October 1.Afor your reply reaches usBfor your reply reaching usCto our receiving your replyDto your reply reaching us