【单选题】
___ the huge financial benefits, biological companies have been rushing to set up laboratories and new research projects.
A. Aware
B. Aware of
C. Not aware
D. Not aware of
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相关试题
【单选题】
Unfortunately, ___ lack of funds, the studies he began just two months ago, had to be ended early.
A. out of
B. in addition to
C. owing to
D. to begin with
【单选题】
With a good command of English, he soon got ___ to working with British people.
A. accustomed
B. consistent
C. relevant
D. responsible
【单选题】
What needs to be ___ here is that language and culture interact, and that understanding of one requires understanding of the other.
A. altered
B. stressed
C. aroused
D. committed
【单选题】
Policies and organizations must be created to meet workers’ hopes, and to ___ new problems that inevitably arise between workers and managers.
A. compromise
B. ensure
C. undermine
D. resolve
【单选题】
To keep the wheels of industry turning, we produce consumer goods in endless quantities, and, in the process, are rapidly ___ our natural resources.
A. ignoring
B. collapsing
C. enduring
D. exhausting
【单选题】
As a person who loves peace, he is committed ___ realizing peace between countries.
A. of
B. about
C. for
D. to
【单选题】
Learning how to use chopsticks is easy for me, ___ learning how to conduct myself at the table is quite difficult.
A. whereas
B. however
C. therefore
D. besides
【单选题】
___ that the patient smokes 50 cigarettes a day, it would be reasonable to assume there is some lung damage.
A. To give
B. Giving
C. Given
D. Having given
【单选题】
Kenyan (肯尼亚的) women tend to vote for those who could provide them ___ the necessary food to live on.
A. of
B. with
C. for
D. about
【单选题】
___ all obstacles and failures, the scientist continued doing his experiments day and night.
A. In spite of
B. In contrast to
C. As a matter of
D. As a result of
【单选题】
I’m willing to ___ that a larger car would have cost more, but I still think we should have bought one.
A. withdraw
B. indicate
C. abandon
D. concede
【单选题】
Manufacturing (制造) companies spend millions of pounds on advertisements, trying to ___ customers that their products are better than those of other companies.
A. confine
B. convince
C. depress
D. reconcile
【单选题】
He is not the right person for the project: he is not very technically minded and ___, he does not have the sense of responsibility.
A. instead
B. yet
C. furthermore
D. nevertheless
【单选题】
Death rates declined in many places, partly because of the ___ in hunger.
A. decrease
B. myth
C. obstacle
D. burden
【单选题】
In deciding whether or not a situation is safe, pilots must be taught to assume that the worst will happen, and then to ___ whether there is a risk or not.
A. absorb
B. apply
C. assess
D. occupy
【单选题】
The worker was not worried as he knew that if he gave up the job, there would be ___ opportunities for him to work somewhere else.
A. formative
B. marginal
C. vigorous
D. numerous
【单选题】
The research shows the region might ___ overheating (经济过热), but the policymakers so far appear to be relatively relaxed about the future of the economy.
A. catch a glimpse of
B. be at risk of
C. take a toll on
D. be free from
【单选题】
Measures have been taken to ensure that no student will have to ___ of college for economic reasons.
A. lay out
B. cancel out
C. drop out
D. stand out
【单选题】
Stress that is not treated can lead to significant medical illnesses, which ___ can lead to greater stress and even depression (抑郁症).
A. after all
B. in turn
C. on the contrary
D. at least
【单选题】
Narcissism (自恋) has its benefits in terms of self-belief and confidence, but it also tends to be ___ risky decision-making.
A. associated with
B. contrasted with
C. reserved for
D. relieved of
【单选题】
When Tom saw his doctor again, she suggested that maybe a more substantial lunch, like a sandwich, might ___ his desire to have snacks in the afternoon.
A. count on
B. cut back on
C. hold on to
D. contribute to
【单选题】
You shouldn’t ___ – let your children make their own decisions.
A. interact
B. abuse
C. startle
D. interfere
【单选题】
This is a huge and difficult project and if you take it up, you ___ many difficulties.
A. like to encounter
B. like encountering
C. are likely to encounter
D. are like to encounter
【单选题】
The ability to live for a long time without water is characteristic ___ the camel.
A. of
B. for
C. about
D. in
【单选题】
Rising sales is a good ___ that this product is well received in the market.
A. response
B. convention
C. indication
D. Influence
【单选题】
When tourists travel abroad, they are sometimes ___ by the local people because the tourists don’t know the real value of products.
A. turned in
B. given chase
C. wrapped up
D. ripped off
【单选题】
The professor’s lecture ___ the capacity of his young audience. They all looked puzzled at him.
A. pointed out
B. went beyond
C. contributed to
D. kept off
【单选题】
We must ___ on the amount of time we use on this project.
A. cut both ways
B. cut in line
C. cut off
D. cut down
【单选题】
We have to be very patient with this experiment. It will take time for some effects to ___ clearly.
A. build up
B. break up
C. clear up
D. show up
【单选题】
Perhaps there is a(n) ___ of truth in both theories, but few of us would ever have the opportunity to find out.
A. lump
B. substance
C. section
D. element
【单选题】
Be careful when you get along with her because she is known for her short ___.
A. temper
B. emotion
C. mood
D. feeling
【单选题】
It seems that wearing less formal clothing to school and work is becoming a(n) ___.
A. trend
B. campaign
C. goal
D. occurrence
【单选题】
You cannot correct children’s bad behavior simply with a (n) ___ or two on the hand or face.
A. slap
B. smash
C. slam
D. strike
【单选题】
Our investigations (调查) ___ something very surprising – many of the employees are underpaid and work overtime all the time.
A. reveal
B. bump
C. rip
D. frustrate
【单选题】
She was James’s faithful assistant, in whom he could have ___ confidence.
A. essential
B. automatic
C. ultimate
D. absolute
【单选题】
If you visit this website, you can ___ the categories to find information about all the universities in that area.
A. observe
B. browse
C. glance
D. look
【单选题】
Making New Year’s resolutions (计划) is a custom that still ___ in this country.
A. prevails
B. attaches
C. descends
D. launches
【单选题】
The military officers were more ___ about their own victory and therefore more willing to predict their enemy’s defeat.
A. appropriate
B. ignorant
C. negative
D. optimistic
【单选题】
___ is no doubt that overwork and much worry caused his illness.
A. It
B. There
C. Here
D. This
【单选题】
___ a day goes by that I don’t receive dozens of junk mails in my email box.
A. None
B. Usually
C. Nearly
D. Hardly
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【单选题】
频内测量释放的时机是( )。
A. RRC连接建立后
B. 状态转入RRC_IDLE
C. 由其它系统切换进入EUTRAN之后
D. 频内切换/频间切换后
【单选题】
下面协议子层不属于控制面的是:( )。
A. NAS
B. S1AP
C. SCTP
D. GTPU
【单选题】
下列哪个信号属于LTE上行参考信号( )。
A. PSS
B. CRS
C. SRS
D. CSI-RS
【单选题】
以下哪种RLC实体最适合用于VoIP业务?( )
【单选题】
用于 TDLTE VoIP 业务的最佳资源调度方案是( )
A. 半持续调度
B. 动态调度
C. 静态调度
D. 半静态调度
【单选题】
单站检查不包括以下哪项工作?( )
A. 制定日报和周报,以及下周工作计划
B. 前后台配置及告警检查
C. 天馈系统和无线参数检查
D. 性能检查
【单选题】
关于基于非竞争的随机接入说法不正确的是( )。
A. LTE切换一定属于非竞争的随机接入。
B. 基站分配一条专用的前导序列
C. 在切换或有下行数据到达时(上行失步)使用非竞争的随机接入
D. 通过三步完成同步过程,无须解决冲突
【单选题】
LTE R8协议中,定义了几种PDSCH的传输模式?( )
【单选题】
以下哪个参数用于切换控制?( )
A. ThreshXLow
B. sNonintraSearch
C. sIntraSearch
D. eventA3Offset
【单选题】
LTE下行覆盖受限信道是:( )
A. PCFICH
B. PDCCH
C. PBCH
D. PHICH
【单选题】
以下哪些不是LTE切换技术特点?( )
A. 软切换
B. 后向切换
C. 硬切换
D. 终端辅助切换
【单选题】
机械下倾只是在架设时倾斜天线,多用于角度小于( )的下倾,当再进一步加大天线下倾的角度时,覆盖正前方出现明显凹坑,两边也被压扁,天线方向图畸变,引起天线正前方覆盖不足同时对两边基站的干扰加剧。
A. 20°
B. 10°
C. 5°
D. 15°
【单选题】
以下关于切换重建立的说法正确的是( )。
A. RRC重建立是UE发起的
B. RRC重建立只会重建立到源和目的小区
C. RRC重建立一定会导致业务数据的丢失
D. RRC重建立不会增加业务数据的时延
【单选题】
移动互联网业务感知测试APP采集手机相关信息中不包括:( )。
A. IMEI
B. 手机型号
C. 电池型号
D. IMSI
【单选题】
LTE采用的是哪种切换?( )
A. 接力切换
B. 硬切换
C. 软切换
D. 更软切换
【单选题】
FDDLTE小区重选优先级设置范围是:( )。
A. l7
B. 0255;
C. l254;
D. 07;
【单选题】
Volte通话如果要达到较高MOS值,丢包率要求( )
A. < 0.5%
B. >5%
C. >1.5%
D. <5%
E. <1.5%
【单选题】
关于A3事件参数,加大哪个时,不可以减少A3事件的触发?( )
A. cellIndividualOffset_n
B. eventA3Offset
C. hysteresis
D. cellIndividualOffset_s
【单选题】
被叫收到寻呼但未收到 INVITE 消息,问题定位为( )
A. 无线网问题
B. 核心网与无线网配合问题
C. 核心网问题
D. IMS 网络问题
【单选题】
如同4G网络需要开机或者outof service一段时间后进行注册附着流程一样,IMS子系统的用户同样需要进行在( )的注册
A. IBCF
B. S-CSCF
C. P-CSCF
D. I-CSCF
【单选题】
LTE系统消息主要包括MIB和SIB,在异系统互操作中,UTRAN的重选信息由( )携带。
A. SIB7
B. SIB5
C. SIB4
D. SIB6
【单选题】
频域资源调度的最重要的依据是:( )
A. 缓存数据量
B. UE能力
C. CQI
D. 系统带宽
【单选题】
下面哪个度数的机械下倾可能会产生波瓣畸变?( )
【单选题】
关于Cat3UE在20M带宽TD-LTE不同模式下峰值速率说法正确的是:( )
A. TM3>TM8>TM2>TM7
B. TM2<tm3<tm7<="" div="">
C. TM3=tm8>TM2=TM7
D. TM3>TM8>TM7>TM2
【单选题】
在测量报告消息中上报的RSRP测量结果,其取值范围为( )
A. 整数(0..97)
B. 整数(0..37)
C. 整数(0..34)
D. 整数(0..94)
【单选题】
VoLTE的呼叫建立时延统计信令节点为从主叫发起INVITE到主叫收到( )。
A. ACK
B. INVITE RING 180
C. UPDATE 200
D. INVITE 200
【单选题】
TM3适用于的应用场景( )。
A. 小区边缘
B. 移动速度高
C. 小区中部
D. 移动速度低
E. 业务带宽高
【单选题】
LTE上行链路并不采用OFDMA的原因是( )。
A. 克服多载波幅度叠加形成的巨大功率波动
B. 为了更加容易实现
C. 因为增加了功耗
D. 克服多普勒频移带来的影响
【单选题】
以下哪个节点是eSRVCC中信令面的锚点?( )
A. ATCF
B. Emsc
C. ATGW
D. MME
E. ACCAS
【单选题】
NB-IoT系统中,NPSS的发送周期是( )。
A. 20ms
B. 5ms
C. 1ms
D. 10ms
【单选题】
以下哪一项技术能实现物理设备的互联互通?( )
A. GPRS
B. IOT
C. TCT
D. TOY
【单选题】
NB-IoT上下行分别采用的多址技术分别是什么?( )
A. OFDMA\OFDMA
B. SCFDMA\OFDMA
C. OFDMA\SCFDMA
D. SCFDMA\SCFDMA
【单选题】
NB-IoT下行载波带宽为( )。
A. 180 KHz
B. 15 KHz
C. 3.75 KHz
D. 30 KHz
【单选题】
NB-IoT协议规定的UE最大发射功率是( )。
A. 33dBm
B. 23dBm
C. 20dBm
D. 30dBm
【单选题】
NR一共支持几种子载波间隔配置?( )
【单选题】
5G参数集包含哪些参数?( )
A. Slot format
B. BWP
C. SCS+CP
D. Bandwidth
【单选题】
UE在每个NR serving小区下最多监听几个通过C-RNTI加扰的DCI Format?( )
【单选题】
NR中下行HARQ最多可以配置多少个进程?( )
【单选题】
仅支持FR1的UE在连接态下完成配置了TRS,此时,TRS与SSB可能存在以下哪种QCL关系?( )
A. QCL-TypeD
B. QCL-TypeB
C. QCL-TypeA
D. QCL-TypeC