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【单选题】
下列不属于朋友圈互动活动形式的是
A.
转发
B.
点评
C.
集赞
D.
引流
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皮皮学刷刷变学霸
举一反三
【单选题】焊接钢筋骨架时应采用的焊接力法是()
A.
电弧焊
B.
电阻点焊
C.
气压焊
D.
闪光对焊
【单选题】焊接钢筋骨架时应采用的焊接方法是( )。
A.
电弧焊
B.
闪光对焊
C.
电阻点焊
D.
电渣压力焊
【单选题】He used to live here, but now he lives here.
A.
  no longer
B.
  doesn't longer
C.
  not
D.
  any longer
【单选题】—Jimmy isn't here. Where is he? —He hurt his arm on the playground just now. He ______ to the school doctor's. [     ]
A.
has gone
B.
has been
C.
goes
【单选题】查询中需要统计元组的个数时,使用( )函数。
A.
SUM (列名)
B.
COUNT(*)
C.
COUNT (列名)
D.
AVG (列名)
【判断题】如果不限制多项式的次数,插值多项式不唯一 .
A.
正确
B.
错误
【单选题】He moved here ten years ago.  Now he _____ here. [     ]
A.
  used to live
B.
  used to living
C.
  is used to living
D.
  is used to live
【判断题】针对两性生殖的害虫,采用雌性灭绝策略来调控其种群密度是最佳的方 案。( )
A.
正确
B.
错误
【单选题】—Where is your teacher, Kangkang? —He was here just now, but … maybe he _______his office. [     ]
A.
has gone
B.
has gone to
C.
has been
D.
has been to
【单选题】. He ____ in the north, but now he ____ here.
A.
used to live; is used to the life
B.
use to live; is used to live
C.
used to living; is used to living
D.
used to live; is used to live
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