毛泽东明确提出“使马克思主义在中国具体化”任务的会议是（）A．遵义会议B．六届六中全会C．六届七中全

A．A.Ask questions of the users who are affected by the problem.

B．B.Define the problem in terms of symptoms and causes.

C．C.Collect technical data from network management systems and logging servers.

D．D.Change one setting or component and then analyze the result.

E．E.Eliminate known issues first.

ring the troubleshooting process, you notice that one of your colleagues connects additional devices to the network with the use of his own switch. With the purpose of improving speed, the switch is attached to both network ports in an office, which leads to bridge loop.Enabling which of the following feature will be able to prevent this problem from happening again？（）

A.GLBP

B.RSTP

C.BPDU guard

D.root guard

A. show ip route

B. ipconfig

C. tracert

D. show interfaces

E. traceroute

F. ping

G. All of the above

PART 2

Tell me about an environmental problem that is facing your country.

You should say:

--what the problem is;

--how it arose;

--how it influences life in your country and explain how this problem could be solved.

You will have to talk about the topic for one to two minutes. You have one minute to think about what you're going to say. You can make some notes to help you if you wish.

h auser‘s workstation with IP address 192.168.1.45. To identify the workstation‘s packets thetechnician wants to use the workstation‘s MAC address.Which of the following protocols would provide the needed information？（）

A.DHCP

B.ARP

C.DNS

D.PING

A: Could you spare a few hours to help me clean the house？ B: ______.

A．No, the house is clean.

B．Nobody could help you.

C．No, you should rely on yourself.

D．I'm really busy with school these days. How does this Saturday sound？

听力原文：W: Hello. Slimming Club. Can I help you？

M: Yes. How much does it cost to join？

W: ＄1 225 a year for a single membership, and ＄ 1 270 for a family membership.

How much will it cost the man and one of his friends to join the Club？

A．＄ 225.

B．＄ 270.

C．＄ 450.

D．$495.00

How (could) you make (such) a little child (to help) you (carry) the big box？

A．could

B．such

C．to help

D．carry

How does the story impress you？

A．Instructive.

B．Humorous.

C．Disappointing.

D．Touching.