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【单选题】
甲产品由两道工序组成,采用在产品按定额成本计价法分配计算完工产品和月末在产品费用。各工序的工时定额为 : 第一工序 32 小时,第二工序 12 小时。第二工序在产品的累计工时定额为
A.
I6 小时
B.
38 小时
C.
44 小时
D.
22 小时
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举一反三
【单选题】已知tan100°=k,则sin80°的值等于(  )
A.
k 1 +k 2
B.
- k 1+ k 2
C.
1+ k 2 k
D.
- 1+ k 2 k
【单选题】The children were _____ into different groups according to how much they know. [     ]
A.
combined
B.
classified
C.
listed
D.
clarified
【单选题】已知[Ag(NH 3 ) 2 ] + 的逐级稳定常数为K 1 ,K 2 ,请问它的稳定常数K为(    )
A.
K 1 +K 2
B.
K 1 -K 2
C.
K 1 /K 2
D.
K 1 ×K 2
【多选题】下列书写工具属于硬笔的是
A.
钢笔
B.
水性笔
C.
粉笔
D.
美工笔
【简答题】通常一个完整的数据库系统由数据库( DB )、数据库管理系统( DBMS )、数据库应用程序、用户和硬件组成。用户与数据库应用程序交互,数据库应用程序与( )交互, DBMS 访问( )中的数据。
【单选题】如图,直线l 1 、l 2 、l 3 的斜率分别为k 1 、k 2 、k 3 ,则必有(  )
A.
k 1 <k 3 <k 2
B.
k 3 <k 1 <k 2
C.
k 1 <k 2 <k 3
D.
k 3 <k 2 <k 1
【单选题】How much did the triplet boys weigh when they were born?
A.
They were about 2.5 pounds.
B.
They were about 3.2 pounds.
C.
They were about 3 pounds.
D.
They were about 3.5 pounds.
【单选题】A:How much () they? B:Two yuan twenty fen.
A.
is
B.
are
C.
was
D.
were
【简答题】How much were the letters worth on the market, and how much was the final deal?
【简答题】一个完整的数据库系统由( )、( )、数据库应用程序、用户和硬件组成。数据库由( )统一管理,任何数据访问都是通过( )来完成的。
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