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【单选题】What are the typical environmental problems in the following statements
A.
Global warming; Nuclear winter (Winter due to nuclear effect)
B.
Depletion of ozone layer
C.
Photochemical smog and air pollution; Acid acid rain
D.
Increase of heavy people
【单选题】What are the typical Mongolian foods?
A.
Milk tea, boiled mutton, cheese and so on.
B.
Hot dogs.
【单选题】What are the typical expenditure cycle functions?
A.
Verify the accuracy of vendor invoices
B.
Select the appropriate vendors from whom to order
C.
Decide if appropriate discounts have been taken
D.
Monitor cash flow needed to pay obligations
E.
All of the above.
【简答题】复习3:已知两点坐标为A(2,3)和B(-2,4),则|AB|=
【单选题】关于细菌的菌落形态描述错误的是
A.
A 有鞭毛的细菌会形成大而扁平、边缘很不圆整的菌落
B.
B 无鞭毛的细菌一般形成的菌落形态较小、凸起、边缘光滑
C.
C 具有加膜的细菌可形成粘稠、光滑、透明的大型菌落
D.
D 具有芽胞的细菌一般形成的菌落透明度好、表面光滑
【简答题】What are the typical thematic concerns?
【简答题】What are the cities, such as Lawrence, Kansas, Madison and Wisconsin famous for? What are typical of these cities?
【单选题】下列关于Java简单数据类型的描述中，正确的是( )。
A.
布尔类型的数据不可以和数字进行相互转换
B.
布尔类型数据可以和数字进行相互转换
C.
'ab'是字符常量
D.
'ab'是字符串常量
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