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【判断题】
粉碎间的产尘量较大,因此它对周围环境应保持相对负压。 ( )A.
正确
B.
错误
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举一反三
【单选题】It can be inferred from the passage that the author would disapprove of______.
A.
computer science courses in high schools
B.
businessmen and women who use pocket calculators
C.
maintenance(连续不断) checks on computers
D.
companies which depend entirely on computers
【简答题】贾谊《鹏鸟赋》的主要思想内容和艺术特点有哪些
【简答题】网络零售的范围包括( ) A 、C2C B、B2B C、B2C D、C2B
【简答题】It can be inferred from the passage that the author would disapprove of ________. A) investment in computers B) the use of one’s internal computer C) double-check on computers D) complete dependence o...
【单选题】The author seems to disapprove of______.
A.
the shutting of schools in Kalkaska
B.
the involvement of the mass media
C.
the Michigan lawmakers' endless debating
D.
delaying the passage of the school funding legislation
【单选题】It can be inferred from the passage that the author would disapprove of______.
A.
investment in computers
B.
the use of one's internal computer
C.
double-check on computers
D.
complete dependence on computers for decision -making
【单选题】计算：（a﹣2b） 2 的正确结果是 [ ]
A.
a 2 ﹣4b 2
B.
a 2 ﹣2ab﹣4b 2
C.
a 2 ﹣4ab﹣4b 2
D.
a 2 ﹣4ab+4b 2
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