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Refer to the exhibit. Routers A and B are directly connected and running OSPF， but they are unable to form a neighbor relationship. What is the most likely cause？（）https://assets.asklib.com/images/image2/2018072408474251714.jpg
A . The routers are not on the same network.
B . The network statements do not match.
C . The process number does not match.
D . The MTU does not match.
E . The OSPF cost does not match.
F . There is a physical issue with the cable.
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At the moment our technology is more advanced than theirs, but they are（）fast.
A . catching up
B . catching on
C . catching at
D . catching out
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Refer to the exhibit. Routers A and B are directly connected and running EIGRP， but they are unable to form a neighbor relationship. What is the most likely cause？ （）https://assets.asklib.com/images/image2/2018072408465468299.jpg
A . The network statements are misconfigured.
B . The IP address statements are misconfigured.
C . The autonomous system is misconfigured.
D . There is a physical issue with the cable.
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On corporate network, hosts on the same VLAN can communicate with each other, but they are unable to communicate with hosts on different VLANs. What is needed to allow communication between the VLANs?（）
A . a router with subinterfaces configured on the physical interface that is connected to the switch
B . a router with an IP address on the physical interface connected to the switch
C . a switch with an access link that is configured between the switches
D . a switch with a trunk link that is configured between the switche
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Refer to the exhibit. Routers A and B are directly connected and running OSPF， but they are unable to form a neighbor relationship. What is the most likely cause？（）https://assets.asklib.com/images/image2/2018072408592345384.jpg
A . The routers are not on the same network.
B . The network statements do not match.
C . The process number does not match.
D . The MTU does not match.
E . The OSPF cost does not match.
F . There is a physical issue with the cable.
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Refer to the exhibit. Routers A and B are directly connected and running EIGRP，but they are unable to form a neighbor relationship. What is the most likely cause？（）https://assets.asklib.com/images/image2/2018072408555718181.jpg
A . The network statements are misconfigured.
B . The IP address statements are misconfigured.
C . The autonomous system is misconfigured.
D . There is a physical issue with the cable.
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Your database is in NOARCHIVELOG mode. You start to do a backup， but your users complain that they dont want you to shut down the database to perform the backup. What options are available to you？（）
A . Put the database in hot backup mode and perform an online backup，including backing up the archived redo logs.
B . Just back up the database datafiles without shutting down the database.
C . You will have to wait until you can shut down the database to perform the backup.
D . Mark each datafile as backup in progress， back them up individually，and then mark them as backup not in progress. No archived redo logs will need to be backed up.
E . Only back up the datafiles that the user will not be touching. Once the user has finished what they were doing，you can shut down the database and back up the datafiles the user changed during the course of the remaining backu
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Goods may be dangerous not merely by reason of the fact that they may endanger the safety of the vessel，but also because they are liable to cause the vessel to be（）.
A . despatched
B . detained
C . detected
D . delivered
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---The two pairs of shoes are ____ the same size.---But they are different ____ color.
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Most experienced speakers have stage fright before taking the floor, but their nervousness is a __________ sign that they are getting “psyched up” for a good effort.
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School psychologists and social workers are on the front lines of keeping schools safe, but they're under-prioritized, ______, and overworked.
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There are many artificial ways of causing sleep, but to the author, they are alike in their ineffectuality.
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In the sentence “Some die at 30 but are not buried until they are 70,” the word die connotes stop living spiritually or stop growing intellectually.
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But federal judges often rely heavily on the U.S. Sentencing Guidelines when they determine penalties, and in the case of animal fighting, those guidelines are outdated and extremely inadequate. （CET4-2016.12）
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听力原文：W: Although they have quite modern facilities, but the staff are not friendly and everything seems to be running behind schedule.
M: Not to mention the noise because no one observes the visiting hours.
Q: What are the speakers talking about？
(15)
A．A new library.
B．A new school.
C．A new hospital.
D．A new airport.
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There are one or two minor differences, but they are ________ the same text.
A substantially
B exceedingly
C remarkably
D separately
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Dreams are________in themselves, but, when combined with other data, they can tell us much about the dreamer.
A．uninformative
B．startling
C．harmless
D．uncontrollable
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Words like phoenix, dragon, unicorn, and mermaid, are meaningful but they identify no entities in the real world. ()
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(2019安徽省完型填空)
B
Are you shy? If you are, you are not alone. In fact, nearly 50% of people are shy, and almost 80% feel shy at some point in their lives. Why are people ?
It is found that family size might people to be shy. Children with no brothers and sisters may be shy. Growing up , they often play by themselves. They are not able to develop the same social skills as children from big .
Another cause of shyness could be . As more and more people use the Internet, they less time outside, talking to people. As a result, they lose practice at conversation. to new people face to face can make them feel nervous.
For shy people, it can be to make friends, speak in class, and even get a good job. But scientists say you can your shyness. They suggest trying things and practicing conversation.
Anyway, don't be afraid of shyness — you are valued for what you are!
A run intoB look forC get overD depend on
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His production techniques are elaborate and near legendary,but even if they could be____,it wouldn't be the same for any other people.
A．resembled
B．approximated
C．duplicated
D．undertaken
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Claudia Taylor, Director of Global Industrial Sales in Melbourne, is concerned by a deteriorating sales trend. Specifically, the number of customers is stable at 1500 but they are purchasing less each
A．nominal level
B．ordinal level
C．interval level
D．ratio level
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But if robots are to reach the next stage of laborsaving utility, they will have to
But if robots are to reach the next stage of laborsaving utility, they will have to operate with less human supervision and be able to make at least'a few decisions for themselves-goals that pose a real challenge.
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The twins have（) interests, but they have one thing in common: they both are avid sta
The twins have() interests, but they have one thing in common: they both are avid stamp cllectors.
A.diverse
B.diversitying
C.aversified
D.dversity
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Dream is a story that a person “watches”or even takes part in during sleep.Dream events are imaginary, but they are related to real experiences and needs in the dreamer's life.They seem real while they are taking place.Some dreams are pleasant, others are annoying, and still others are frightening.
Everyone dreams, but some persons never recall dreaming.Others remember only a little about a dream they had just before awakening and nothing about earlier dreams.No one recalls all his dreams.
Dreams involve little logical thought.ln most dreams, the dreamer cannot control what happens to him.The tory may be conf ing, and things happen that would not happen in real life.People see in most dreams, hut they may also hear, smell touch, and taste in their dreams.Most dreams occur in color.But people who have been blind since birth do not see at all in dreams.
Dreams are a product of the sleeper's mind.They include events and feelings that he has experienced.Most dreams are related to events of the day before the dream and strong wishes of the dreamer.Many minor incidents of the hours before sleep appear in dreams.Few events more than two days old turn up.Deep wishes or fears-especially those held since childhood-often appear in dreams, and many dreams fulfill such wishes.Events in the sleeper's surrounding-a loud noise, for example, may become part of a dream, but they do not cause dreams.
Some dreams involve deep feelings that a person may not realize he has.Psychiatrits often use material from a patient's dreams to help the person understand himself better.
Dreaming may help maintain good learning ability, memory, and emotional adjustment.People who get plenty of sleep but are awakened each time they begin to dream become anxious and restless.
21.This passage is mainly about().
A.why we dream during sleep
B.how we dream during sleep
C.what dreams are
D.what benefits dreams bring to people
22.According to the passage, dreams result from().
A.the sleeper's wishes
B.the sleeper's imagination
C.the sleeper's feeling
D.the sleeper's own mind
23.Which of the following is NOT true？ ()
A.Dream is a confusing story which involves little logic thought.
B.Dream is related to the dreamer's real life.
C.Dream is an imaginary store which seems real while taking place.
D.Dream involves events that always happen in real life.
24.This passage suggests that psychiatrists are().
A.trying to help the dreamer recall his earlier dreams
B.trying to make the sleeper dream logically
C.studying the benefits of dreams
D.helping the sleeper fulfill his dreams
25.We may infer form. the passage that dreaming().
A.is beneficial to people
B.disturbs people's life
C.makes people always restless
D.deprives people of a good sleep
