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【多选题】
密码学y=ax+b中,若y=ax+b有312种变化,则a和b分别有多少种选择?()
A.
a有12种选择
B.
a有11种选择
C.
b有26种选择
D.
b有25种选择
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参考答案:
举一反三
【单选题】What job position is offered to Mr. Smith?
A.
Sales Manager
B.
Marketing Manager.
C.
Project Manager
D.
Research Manager.
【单选题】In supporting his contentions about the ancient world, the author relies mainly on illustrations drawn from ______.
A.
examples of the separation of mechanics and geometry
B.
case studies of lack of social communication between classes
C.
technology
D.
his concern with the plight of the laboring classes
【单选题】Ancient Rome was a country ______ culture influenced the western world for centuries.
A.
that
B.
which
C.
whose
D.
where
【单选题】以下哪一类型的细菌遗传交换,必需以直接的细胞与细胞的接触为前提( )?
A.
接合
B.
转导
C.
转化
D.
以上所有
【单选题】以下哪一类型的细菌遗传交换,必需以直接的细胞与细胞的接触为前提?( )
A.
转化
B.
接合
C.
转导
D.
以上所有
【简答题】What job is offered in the ad?
【单选题】Advertisement 3 is a Job advertisement. What position is offered in the ad?
A.
sales representatives
B.
sales manager
C.
shop assistant
D.
delivery man
【简答题】What job is offered in the ad?
【单选题】One of the wonders of the _____ world is the pyramids in Egypt.
A.
old
B.
natural
C.
modern
D.
ancient
【单选题】The bull was a sacred creature in the religion and folklore of the ancient world. It is not surprising, therefore, that the financial markets of western Europe should be moved by those ancient legends...
A.
Bears and Bulls
B.
The Domestication of Bears
C.
Phrases and Animals
D.
Bullfighting
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