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【判断题】
我国将增值税纳税人分为小规模纳税人和一般纳税人。A.
正确
B.
错误
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【单选题】The total number of the unemployed in that region has remained_______ the same for the past five years.
A.
about
B.
near
C.
close
D.
similar
【单选题】When the particle size of the powder particle is 2 nm, the ratio between the number of surface atoms with the total number of atoms of the particles is .
A.
30%
B.
40%
C.
50%
D.
80%
【单选题】26 Risk event probability is defined as:
A.
the total number of possible events divided into the expectations or frequency of the risk event
B.
the number of times the risk event may occur
C.
the fraction of the total project tasks which may be affected by the risk event
D.
the total number of possible events divided into the consequences of the risk event.
E.
A and B
【单选题】What is the total number of different 5-digit numbers that contain all of the digits 2,3, 4, 7 and 9 and in which none of the odd digits occur next to each other?
A.
12
B.
10
C.
8
D.
6
E.
1
【判断题】艺术教育是实施美育的重要途径，对于培养德、智、体等方面全面发展的社会主义事业的建设者和接班人，塑造完美的人格，提高全民族的素质，具有不可替代的作用。()
A.
正确
B.
错误
【简答题】_____是实施美育的重要途径。对培养德、智、体等方面全面发展的社会主义事业的建设者和接班人，塑造完美的人格，提高全民族的素质，具有不可替代的作用。
【简答题】借助显微镜如何快速鉴定植物细菌性病害?
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