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【简答题】
一、阅读理解(共10小题,每小题2分,共10分 阅读下列短文,从每题所给的ABCD四个选项中,选出最佳选项。 (A) Life in the future Danny :Children will not use pencils or books in the future. Each student will have a laptop at school. Just go online and you will find everything you are interested in Peter :Too many traffic jams make people angry and tired. More and more people will take a bike to work. It is also good for the environment. Jemny :People will work only four hours a day in the future. Robots will help do the dangerous jobs.People will h ave a lot of time to relax. I will enjoy that . Lisa :People will wear thin clothes in the future. because the weather gets warmer year by year. Using air conditioners is bad for the environment. I am worried about it. 1.____thinks that children won't use pencils. A .Danny B .Peter C .Jenny D. Lisa 2. Peter thinks that more and more people will go to work by____. A .bus B.car C .bike D. plane 3. People will work_____hours a day in the future . A .two B .three C .four D. five 4. What will the weather be like in the future? A .It 's cooler . B. It's colder C. It's hotter D. It's warmer. 5.Which of the following is Not true ? A .People will wear thin colthes in the future . B .Children will use laptops for studying at school . C .Robots will help people do the dangerous jobs . D .People won 't have a lot of free time in the future .
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【判断题】1949年,Diffie关于保密系统的通信理论的发表,奠定了密码学在公开领域研究的基础。( )
A.
正确
B.
错误
【单选题】1949年,()发表了题为《保密系统的通信理论》的文章,为密码技术的研究奠定了理论基础,由此密码学成了一门科学。
A.
Shannon
B.
Diffie
C.
Hellman
D.
Shamir
【多选题】结构的布置要根据体系特征,荷载分布情况及性质等综合考虑.一般要做到:刚度均匀;力学模型清晰;传力路径直接; 柱间抗侧支撑的分布应均匀,其形心要尽量靠近侧向力(风、震)的作用线, 否则应考虑结构的扭转;结构的抗侧应有多道防线;框架结构的楼层平面次梁的布置,有时可以调整其荷载传递方向以满足不同的要求。
A.
刚度均匀
B.
力学概念清晰
C.
传力路径越多越好
D.
结构形心靠近侧向力合力点
【简答题】What’s your opinion on economic globalization?write and essay at least 200 words
【单选题】曲墙式衬砌、复合式衬砌、偏压衬砌、圆形衬砌等五类。
A.
直墙式衬砌
B.
木支架衬砌
C.
钢支架衬砌
【单选题】下列哪项不是沉淀反应的特点
A.
其特性与经典抗原抗体反应相同
B.
抗体是McAb
C.
反应可分为两个阶段
D.
抗原是可溶性抗原
E.
抗体是PcAb
【单选题】1949年 发表了“保密系统的通信理论”一文,这篇文章奠定了密码学的理论基础,推动着密码学从艺术向科学的转变。
A.
Shannon
B.
Diffie
C.
Hellman
D.
Shamir
【简答题】Here is an essay question where you have to give your opinion. Can you find out a proper thesis statement for it? Introduction:A. This essay will yse the most important causes of traffic congestio...
【单选题】Why is the short story entitled The Discus Thrower?
A.
Because t he patient throws a plate every day.
B.
Because t he plate of srambled eggs is just like a discus .
C.
Because t he patient wants to become a discus thrower and he practises evry day .
D.
Because t he patient wants to prove that he is still alive and has vitality.
【单选题】1949年发表题为《保密系统的通信理论》的文章,为密码系统建立了理论基础,从此密码学成了一门科学,这位学者是()。
A.
Shannon;
B.
Diffie;
C.
Hellman;
D.
Shamir。
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