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【单选题】
Q2: According to the passage, what is considered as bad luck?___
A. Walking under a ladder .
B. Dreaming of a black cat .
C. Hanging a mirror in the house .
D. Stepping on one's own shadow .
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相关试题
【单选题】
Q3: Why is it considered bad luck to see a black cat crossing one’s path?___
A. Because black cats look like witches . e witches .
B. Because black cats were thought to be witches .
C. Because black cats bring seven years of bad luck .
D. Because black cats are hard to notice in darkness .
【单选题】
Q4: According to the passage, what will bring people good luck?___
A. Breaking a mirror on purpose .
B. Catching a falling leaf on one's birthday .
C. Finding a on the ground and picking it up .
D. Dreaming of blowing out the candles in one blow .
【单选题】
Q1: How long will the woman spend on her way to and from work by high-speed train?___
A. 4 hours .
B. 2 hours .
C. 1.5 hours .
D. 45 minutes .
【单选题】
Q2: When does the woman arrive back home by subway?___
A. At 8 .
B. At 7 .
C. At 6 .
D. At 5 .
【单选题】
Q3: According to the woman, in what way will the new high-speed train be a big help to her?___
A. She can either read or rest a little on the  train .
B. She can read and respond to emails onthe  train .
C. She can travel to many different parts of  the city .
D. She can go shopping on her way home  from work .
【单选题】
Q4: How will the new high-speed train affect the man?___
A. He can take the train to the old part of the  city .
B. He can save a lot of money when he takes  the train .
C. He can save 20 minutes to go to work with  the train .
D. He can take the train to the airport instead  of driving .
【单选题】
Q1: How much time on average do Americans spend on their way to work?___
A. About an hour .
B. More than an hour .
C. About half an hour .
D. More than one and a half hours .
【单选题】
Q2: What is the present situation about Americans’ commuting to work?___
A. More and more Americans spend over an  hour getting to work .
B. Over 10 percent of Americans spend less  than an hour getting to work .
C. Only New York people spend more than  90 minutes getting to work .
D. Over 10 percent of Americans spend more  than 90 minutes getting to work .
【单选题】
Q3: Why does Steven choose to have an extreme commute?___
A. Because gas prices are not high .
B. Because the commute is not tiring .
C. Because he can attend a better school .
D. Because he can have his favorite lifestyle .
【单选题】
Q4: Which of the following is the disadvantage of long commutes?___
A. Traffic jams .
B. Expensive housing .
C. Poorer life quality .
D. A tiring and boring trip .
【单选题】
Q1: What did Katy like about Jason’s last Halloween party?___
A. She liked playing an interesting game .
B. She enjoyed seeing many of her old friends .
C. She enjoyed wearing her Halloween costume .
D. She liked the decorations in Jason's front yard .
【单选题】
Q2: What is the actual reason that Katy doesn’t want to attend Jason’s party?___
A. None of her friends likes Jason .
B. None of Jason's guests is young .
C. She wants to go to Linda's party ..
D. She went to Jason's party last year .
【单选题】
Q3: What is special about Linda’s party?___
A. The party will last four hours .
B. Six people will attend the party .
C. They will have huge bags of candy .
D. They will play a new game called "GuessWho ".
【单选题】
Q4: What will Katy do to solve her problem?___
A. Go to Jason's party .
B. Go to Linda's party .
C. Attend both Jason's and Linda's parties .
D. Celebrate Halloween with her parents .
【单选题】
Q1: What is special about this year’s Black Friday shopping?___
A. Some stores offered bigger holiday discounts .
B. Some stores provided more choices of nightlife.
C. Some stores made efforts to attract young people .
D. Some stores opened much earlier than they used  to .
【单选题】
Q2: Why did some stores open at midnight on Thanksgiving night?___
A. To attract young customers .
B. To beat other stores for sale.
C. To let people sleep late the next day .
D. To keep people stay up for the night .
【单选题】
Q3: How many Black Friday shoppers were reported to go to the shops at midnight this year?___
A. 24 percent .
B. 37 percent .
C. 9.5 percent .
D. 23.5 percent .
【单选题】
Q4: What can we learn about the 15-year-old Jenny?___
A. She and her cousins went back home at midnight .
B. She liked the traditional 4 a.m. Black Friday.
C. She preferred midnight shopping to early  morning shopping .
D. She and her cousins got up very early to buy  discounted items .
【单选题】
Q1: Why did the woman decide to do a triathlon?___
A. Because she did it in college .
B. Because she wanted to be tough .
C. Because her sister did it and liked it .
D. Because her sister said it was good for her .
【单选题】
Q2: When did the man first do a triathlon?___
A. Last year .
B. In college .
C. Last week .
D. In high school .
【单选题】
Q3: How does the man feel about running?___
A. Boring.
B. Scaring .
C. Exciting .
D. Interesting .
【单选题】
Q4: Why doesn’t the woman like swimming in the triathlon?___
A. Because she fears that a big fish might eat  her .
B. Because she fears that she would get lost in  lakes .
C. Because she doesn't want to scare away  small fishes .
D. Because she doesn't like swimming with  many people .
【单选题】
Q1: What is the ratio of positive to negative emotions that can make a person happier?___
A. 1:3.
B. 3 :1.
C. 1 :10 .
D. 10 :1.
【单选题】
Q2: What is the most exciting finding about increasing positive emotions?___
A. It improves relationships .
B. It leads to greater success .
C. It helps develop creativity .
D. It contributes to good health .
【单选题】
Q3: What does the speaker say about negative feelings?___
A. People should turn every negative feeling  around .
B. Negative feelings can sometimes have  positive effects .
C. Negative feelings often cause people to  make mistakes .
D. People should never show negative feelings  in public places .
【单选题】
Q4: What is the main idea of the passage?___
A. People should learn to manage their  emotions .
B. People should be patient with their  negative feelings .
C. People should learn to analyze causes of  unhappiness .
D. People should identify as many positive  feelings as possible .
【单选题】
Q1: What are the man and woman talking about?___
A. Whether nature is magical and kind .
B. Whether nature is powerful and full of risks .
C. Whether Christopher was well prepared for the trip .
D. Whether Christopher's trip to Alaska was  worthwhile .
【单选题】
Q2: What can we learn about Christopher?___
A. He made a film about his trip to Alaska .
B. He wrote a story about his trip to Alaska .
C. He died while having an adventure in Alaska .
D. He learned how powerful and risky Alaska was .
【单选题】
Q3: What does the woman think about Christopher taking the trip to Alaska?___
A. He was too foolish .
B. He was really romantic .
C. He had a very kind heart .
D. He had a spirit for trying things .
【单选题】
Q4: Which of the following is NOT mentioned as something that would have saved Christopher’s life?___
A. A gun to hunt .
B. The map of the area .
C. Emergency food supplies .
D.
E. mergency communication equipment .
【单选题】
Q1: What speed can an avalanche reach within five seconds of taking off?___
A. At 8 miles an hour .
B. At 18 miles an hour .
C. At 80 miles an hour .
D. At 88 miles an hour .
【单选题】
Q2: According to the passage, under what circumstances may an avalanche occur?___
A. There are too many layers of snow on the  .
B. There is a layer of snow covering an entire  area .
C. The top layer of snow slides off the layer  below it .
D. The layer of snow below the surface  becomes unstable .
【单选题】
Q3: What are skiers advised to do to avoid being caught in an avalanche?___
A. Ski only in the official ski areas .
B. Look for solid snow to walk on .
C. Look out for each other while skiing .
D. Learn to control themselves in an  avalanche .
【单选题】
Q4: Why does the ski patrol use explosives?___
A. To dig holes in the snow .
B. To close the area for skiing .
C. To make an avalanche move on purpose .
D. To' check how different layers are holding  up .
【单选题】
Q1:What is conversation mainly about?___
A. The woman's happy college life the  man's doubt .
B. The woman's spending habits and the  man's concerns .
C. The man's reminding the woman of the  exam this Thursday .
D. The man's support for the woman over the  past 15 years .
【单选题】
Q2:What did the woman do last night?___
A. She bought a new leather coat .
B. She studied very hard for an exam .
C. She treated all her friends to dinner .
D. She went to a concert with her friends .
【单选题】
Q3:Where did the woman get the money?___
A. She just received her student loan .
B. She saved some money for herself .
C. She borrowed the money from her friends .
D. She asked her mom to send her the money .
【单选题】
Q4:What is the man?___
A. A teacher of biology .
B. An undergraduate student .
C. A freshman in biology class .
D. A graduate teaching assistant .
【单选题】
Q1: What is this passage mainly about?___
A. How businesses can compete with each  other .
B. How small businesses operate during  holidays .
C. How small businesses manage holiday  workers .
D. How can earn more money  during holidays .
【单选题】
Q2: According to Rubin, what can small companies do to thank holiday workers?___
A. Have talks with their families .
B. Give them good extra benefits .
C. Offer them expensive holiday tokens .
D. Show appreciation to them face to face .
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什么情况下,UE可能会执行到相同优先级的E-UTRAN频点的重选?( )
A. 满足小区重选准则
B. UE在当前服务小区驻留时间超过5s
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B. RLC 层模式
C. QCI 1/2 承载
D. IMS 紧急呼
【多选题】
NB-IoT同步过程中,帧同步和时间同步分别是通过( )信号来实现的?
A. PBCH
B. NSSS
C. NPSS
D. NRS
【多选题】
NB-IoT支持接入用户数是2/3G网络的( )倍。
A. 10
B. 200
C. 100
D. 500
【多选题】
NR测量中测量上报的quantity可以为( )。
A. RSRP
B. RSSI
C. RSRQ
D. SINR
【多选题】
5G峰值速率( ),时延( ),连接数( )/平方公里。
A. 10Gbps.1ms.100万
B. 10Gbps.1ms.10万
C. 1Gbps.10ms.100万
D. 10Gbps.10ms.100万
【多选题】
室内分布系统中常用的天线有( )
A. 吸顶定向天线
B. 小板状天线?
C. 抛物面天线
D. 吸顶全向天线
E. 角形天线
F. 八木天线
【多选题】
分集接收包括( )类型
A. 化分集
B. ,频率分集
C. 空间分集
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【多选题】
MIB包括哪些网络的基本信息?( )
A. CRC
B. 使用mask的方式
C. 下行系统带宽等
D. PHICH资源指示
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【多选题】
一般来说,对于一个地区,基本的地物模型包括( )。
A. 普通市区
B. 农村
C. 密集市区
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TTI bundling,TDD特性:由于上下行时隙不连续,而语音包又有20ms的周期限制,因此仅在( )配置时可使用TTI bundling
A. 1DL:3UL
B. 1DL:1UL
C. 2DL:2UL
D. 3DL:1UL
【多选题】
CSCF是IMS 系统的呼叫控制核心,它主要包括:( )。
A. C-CSCF
B. S-CSCF
C. P-CSCF
D. I-CSCF
【多选题】
LTE系统中A1事件涉及到的参数包括:( )。
A. Thresh
B. Ocn
C. Ofn
D. Hys
E. Off
【多选题】
PA参数的取值可能值是( )
A. -1.77
B. -4.77
C. 0
D. -3
【多选题】
NB-IoT比LTE和GPRS基站提升了( )dB的增益。
A. 15
B. 25
C. 10
D. 20
【多选题】
5G只能在( )上去做RLM。
A. active UL BWP
B. active DL BWP
C. UL BWP
D. DL BWP
【多选题】
在超密集组网的场景中,( )是解决边界效应的关键。
A. 软扇区
B. 全频谱接入
C. 回传技术
D. 小区虚拟化
【多选题】
以下关于空间分集的描述,正确的是( )。
A. 空间分集包括水平分集和垂直分集
B. 分集天线之间的距离越大,分集效果越明显
C. 天线高度越高,分集效果越明显
D. 空间分集的效果主要取决于不同路径信号的相关系数
【多选题】
以下哪个IPv6地址是有效地址?( )
A. 2001:0DB8:0:130H::87C:140B
B. 2001:0DB8:0000:130F:0000:0000:08GC:140B
C. 2031:0:130F::9C0:876A:130B
D. 2031::130F::9C0:876A:130B
【多选题】
二进制数字11100000对应的十进制数字是多少? ( )
A. 64
B. 240
C. 224
D. 128
【多选题】
PBCH信道的CRC比特位是由特定的序列加扰的,是由( )惟一确定了加扰序列的取值。
A. PCI
B. 天线端口数
C. 小区号
D. RS
【多选题】
接入小区时,UE必须完成的几个动作?( )
A. 小区搜索
B. 随机接入
C. 小区选择
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为了加强对移动基站近区的覆盖并尽可能减少盲区,同时尽量减少对其它相邻基站的干扰,天线应避免( ),同时应采用下倾的方式。
A. 过高
B. 水平
C. 垂直
D. 过低
【多选题】
与2/3G网络不同,LTE系统中引入了重选优先级的概念,以下描述正确的是:( )。
A. 在LTE系统,网络可配置不同频点或频率组的优先级,通过广播在系统消息中告诉UE,对应参数为cellReselectionPriority,取值为0-7
B. 以上描述都不对
C. 通过配置各频点的优先级,网络能更方便地引导终端重选到高优先级的小区驻留达到均衡网络负荷:提升资源利用率,保障UE信号质量等作用
D. 优先级配置单位是频点,因此在相同载频的不同小区具有相同的优先级
【多选题】
服务小区重选迟滞设置( )时,最容易导致乒乓重选。
A. 4dB
B. 2dB
C. 1dB
D. 3dB
【多选题】
UE附着获取IP地址的方式有哪些?( )
A. 从AttachAccept消息中获取
B. 通过DHCPv8方式获取
C. 通过DHCPv6方式获取
D. 通过DHCPv4方式获取
【多选题】
5G的三大应用场景分别为( )。
A. 增强移动宽带
B. 热点高容量
C. 低时延高可靠
D. 海量机器通信
【多选题】
以下属于5G网元NG-RAN的功能是( )。
A. 无线资源管理.会话管理
B. QoS流映射
C. 包头压缩,加密和完整性保护
D. 调度,传输寻呼.系统广播消息
【多选题】
用于PUSCH的上行控制信息包括( )。
A. SR
B. CSI part2
C. CSI part1
D. HARQ-ACK
【多选题】
网络切片实例按照性能类型要求,分为:( )。
A. eMBB
B. Other
C. mMTC
D. uRLLC
【多选题】
在CDMA系统中,假设Initial Power = 0dB.Nom power = 3dB.Power Step = 6dB.Num Step = 6。为了发起试呼,手机以6dBm的功率发送了第一个probe。在这种情况下,手机发送第四个probe所需的功率是( )。
A. 15dbm
B. 24dbm
C. 23dbm
D. 18dbm
【多选题】
CDMA2000-1X前向用不同的( )区分不同的cell,反向用不同的( )区分不同的MS,同一个cell下或对于同一个MS用不同的( )区分不同的前.反向信道。( )。
A. 长PN码偏置
B. 长PN码
C. Walsh码
D. 短PN码
E. 短PN码偏置
【多选题】
某公司申请到一个C类IP地址段,但要分配给6个子公司,最大的一个子公司有26台计算机。不同的子公司必须在不同的网段,则子网掩码应该设置为( )。
A. 255.255.255.192
B. 255.255.255.0
C. 255.255.255.224
D. 255.255.255.128
【多选题】
对于高话务的室内区域,选择室内分布系统的信号源时,宜选择(??)作为信号源。
A. 射频拉远RRU
B. 宏蜂窝基站
C. 直放站
D. 微蜂窝基站
【多选题】
在开阔地,建筑物穿透损耗典型值是( )
A. 5db
B. 15db
C. 0db
D. 10db
【多选题】
VoLTE中承载IMS信令的是( )
A. QCI=2
B. QCI=9
C. QCI=5
D. QCI=8
E. QCI=1
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