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【简答题】
Here are the answers to some Frequently Asked Questions(FAQ) about the Cambridge Business English Certificates. 1. What is Cambridge BEC? The Cambridge Business English Certificate(BEC) is a new Business English examination similar to other well-known Cambridge certificates such as FCE and CAE. There are three certificates at three different levels(BEC1-3). Each examination tests Reading, Writing, Listening and Speaking skills. 2. How much business knowledge do I need for the exam? The exam tests knowledge of general business English. Specialized knowledge of particular jobs and industries is not required. The examination is also suitable for pre-experience people. 3. When can I take the Cambridge BEC exams? All three Cambridge BEC exams are available six times a year at approximately 8 week intervals starting in February. 4. Where can I take the Cambridge BEC exams? At any examination center approved by the University of Cambridge Local Examinations Syndicate(UCLES). 5. How is my English tested? The examination has three parts. The first part is the Reading and Writing Test which lasts 70 minutes. Paper Two is a Listening Test which lasts 40 minutes. Finally there is a 10-minute interview with another candidate and two examiners which test your spoken English. 6. Can I do Cambridge BEC2 without doing BEC1 first? Yes. The examinations do not need to be done in any particular order. 7. What mark do I need to pass the examination? Exact pass marks vary from exam to exam and year to year. However, any candidate with a mark over 70% will pass. If you would like to know more about Cambridge BEC, please contact your local BEC examination center. The Cambridge BEC Examinations Number of Levels:【46】 Taken by People with or without:【47】 Times Held:【48】per year Place Held:【49】approved by UCLES Skills Tested:【50】and Speaking
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参考答案:
举一反三
【判断题】单击属性名称左边的秒表可以记录关键帧动画并产生一个新的关键帧。
A.
正确
B.
错误
【单选题】在Ig类别转换中,诱导产生IgE的细胞因子是
A.
IL-1
B.
IL-2
C.
IL-4
D.
IL-6
E.
IFN- α
【多选题】TCP允许一个主机同时运行多个应用进程。每台主机可以拥有多个应用端口,每对端口号、源和目标IP地址的组合唯一地标识了一个会话。下列关于端口说法正确的是( )。
A.
端口分为知名端口和动态端口。
B.
有些网络服务会使用固定的端口,这类端口称为知名端口,端口号范围为0-1023
C.
动态端口号范围从1024到65535
D.
动态端口是随机分配的
【单选题】在Ig类别转换中,诱导产生IgE的细胞因子是
A.
IL-1
B.
IL-2
C.
IL-4
D.
IL-6
【单选题】圆形地下洞室开挖后引起岩体内应力重分布的最大影响范围是
A.
洞室直径的 3-5 倍范围内
B.
洞室半径的 3-5 倍范围内
C.
洞室直径的 3-6 倍范围内
D.
洞室半径的 3-6 倍范围内
【多选题】从网络的使用范围进行分类,计算机网络可以分为?
A.
内网
B.
外网
C.
互联网
D.
企业网
【单选题】不符合磺胺类药物的叙述是
A.
进入体内的磺胺多在肝中乙酰化
B.
抗菌谱较广,包括革兰阳性菌、革兰阴性菌等
C.
可用于衣原体感染
D.
可用于立克次体感染
E.
抑制细菌二氢叶酸合酶,妨碍二氢叶酸合成
【判断题】债券发行人可根据债券信用等级来确定债券的发行利率水平,如果等级越高,可相应降低债券的利率
A.
正确
B.
错误
【单选题】关于Ig类别转换叙述错误的是()
A.
每个B细胞开始时均产生IgG,随后可产生IgM、IgA或IgE
B.
Ig类别转换受T细胞分泌的细胞因子调节
C.
发生于生发中心
D.
Ig类别转换在抗原诱导下发生
【简答题】从网络的使用范围进行分类,计算机网络可以划分为( )和( )。
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