安全套接层协议SSL是()的缩写 A.Secure Sockets Layer B.

题型:单项选择题

问题:

安全套接层协议SSL是()的缩写

A.Secure Sockets Layer

B.Security Sending Language

C.Security Sending Layer

D.Secure Sets Layer

考点:经济学电子商务原理及应用电子商务原理及应用题库
题型:单项选择题

阅读理解。

     It is the last lesson before the holidays. The students are very happy. Their English teacher is very

pleased, too. They play some interesting games. He sings some nice songs with them, and then he goes

to the blackboard and writes "SMILES" (微笑) on it.

     "This is one of the longest words in English." he says to the class. All the students laugh (大笑), and

then one girl stands up and asks : "Why is it the longest word in English?"

     The teacher doesn't say anything for a minute. Then he smiles, "Because there is a mile between the

first letter and the last."

1. The students are happy because _____. 

A. their teacher is happy        

B. they like their teacher very much

C. they are going to have holidays after this lesson

D. they are leaving school

2. What does the teacher do in class?

A. He gives the students some exercises.

B. He plays some games with the students.

C. He reads the students a letter.            

D. He does nothing.

3. The Chinese meaning (意思) of the word "mile" is _____?

A. 桥梁      

B. 英里    

C. 公里      

D. 公顷

题型:单项选择题

17世纪40年代意大利科学家______首先用实验测定了大气压的值.1标准大气压相当于______毫米高的水银柱产生的压强.

题型:单项选择题

身体衰老致使脏腑功能不足,气血俱损而可发生晶珠混浊,即为()。

A.圆翳内障

B.老视

C.色盲

D.胎患内障

E.高风内障

题型:单项选择题

下列关于业主大会表述错误的是()

A.住宅小区的业主大会会议,可以不告知相关的居民委员会

B.业主委员会应当做好业主大会会议记录

C.业主可以委托代理人参加业主大会会议

D.业主大会的决定对物业管理区域内的全体业主具有约束力

题型:单项选择题

采煤工作面回风巷风流中瓦斯浓度超过()必须停止工作,撤出人员,进行处理。

A、0.5%

B、0.75%

C、1%

D、1.5%

更多题库