皮皮学,免费搜题
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【单选题】
Servlet中依靠(  )对象获取Session实例。
A.
ServletContext
B.
ServletConfig
C.
HttpServletRequest
D.
HttpServletResponse
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【判断题】使用百分表测量薄形工件厚度时须在正、反方向上各测量一次,取最大值。(5.0分)A. 对 B. 错
A.
正确
B.
错误
【单选题】G. B Shaw' s play Mrs. Warren' s Profession is a realistic exposure of the ______ in the English society.
A.
slum land lordism
B.
political corruption
C.
inequality between men and women
D.
economic exploitation of women
【简答题】Mrs. Green is going to give a birthday party for her daughter Jenny. Jenny is going to be twelve years old.  A lot of Jenny’s friends are going to come to the party. Mrs. Green is getting readay for t...
【单选题】平均数是一组数据的( )
A.
平均数
B.
平均误
C.
平均次数
D.
平均值
【简答题】一组数据前3个数的平均数是8,中间4个数的平均数是6,后5个数的平均数是6,则这组数据的平均数是______.
【单选题】Mrs. White as well as her twins ______ the dancing club. [     ]
A.
is going to, join
B.
is going to, join in
C.
are going to, join
D.
are going to, join in
【简答题】一组数据前3个数的平均数是8,中间4个数的平均数是6,后5个数的平均数是6,则这组数据的平均数是(    )。
【单选题】一组数据中每个数据都减去80构成一组新数据,这组新数据的平均数是1.2,方差是4.4,则原来这组数的平均数和方差分别是(  )
A.
81.2,,84.4
B.
78.8,,4.4
C.
81.2,,4.4
D.
78.8,,75.6
【单选题】He told you Mrs. Smith wasn't going to the meeting, _____?
A.
was she
B.
did he
C.
wasn't she
D.
didn't he
【简答题】根据对话内容,补全对话,每空一词。 Mr. Shaw: Good afternoon. What can I do for you? Mrs. Clark: I'd like to 1 a washing machine. Mr. Shaw: This is the newest washing machine. Mrs. Clark: Is it 2 in Sweden? Mr. Shaw: N...
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