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【简答题】
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。
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【简答题】Does she still want to go to the lake? Or has she changed her mind? It’s not clear. (whether... or...) _________________________________________________________________________________________
【简答题】Does she still want to go to the lake? Or has she changed her mind? It’s not clear. (whether... or...) ___________________________________________________________
【单选题】下列选项中,关于交叉口竖向设计的原则说法错误的是 。
A.
相同等级道路相交时，一般维持各自的横坡不变，而改变它们的纵坡度
B.
主要道路与次要道路相交时，主要道路的纵、横断面均维持不变，调整次要道路横坡和纵坡，以保证主要道路的交通便利
C.
交叉口范围内横坡要平缓些，一般不大于路段横坡，以利于行车
D.
设计时至少应有一条道路的纵坡方向背离交叉口，以利于排水
【简答题】What does the mother want to tell through the fact that her daughter has bought a truck instead of a car and that she is still watching cartoons?
【单选题】Having no interest in the fashion industry, why does Andrea still want to work for Miranda?
A.
Because she needs money for rent.
B.
Because it's a job millions of girls kill for.
C.
Because she wants to become a dragon lady like Miranda.
D.
Because if she sticks it out for one year, she can do what she came to New York to do.
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