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【单选题】
对于同一商品来说,下列税率中最高的是:
A.
最惠国税率
B.
普惠税
C.
特惠税
D.
普通税率
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参考答案:
举一反三
【判断题】室温下绝缘体中价带电子无法从价带跃迁至导带。
A.
正确
B.
错误
【简答题】A: 1 B: I have a runny nose, I don ’ t feel comfortable. A: 2 B: Since last night. A: Say “ A ” please! 3 . Em ... I think you have a cold. B: 4 ? A: Nothing serious. B: 5 ? A: Remember to drink more ...
【单选题】识记过的事物不能或者错误地再认或回忆的现象是【 】。
A.
记忆
B.
遗忘
C.
再认
D.
复习
【单选题】Paragraph 2 __________. 查看材料
A.
What causes autism?
B.
How common is autism?
C.
Does autism occur together with other disabilities?
D.
What is Autism?
E.
What kinds of jobs can individuals with autism do?
F.
What is the difference between autism and mental retardation?
【单选题】AT89S51单片机第 ( ) 脚是电源地GND引脚 。
A.
1
B.
20
C.
30
D.
40
【单选题】引语的字数不能超过论文总数的______%。
A.
10
B.
20
C.
30
D.
40
【单选题】Paragraph 3 __________. 查看材料
A.
What causes autism?
B.
How common is autism?
C.
Does autism occur together with other disabilities?
D.
What is Autism?
E.
What kinds of jobs can individuals with autism do?
F.
What is the difference between autism and mental retardation?
【单选题】AT89S51单片机第9脚是( ) 引脚 。
A.
电源地 GND
B.
电源正极 VCC
C.
复位 RST
D.
时钟 XTAL1
【单选题】AT89S51单片机第40脚是 引脚。
A.
电源地 GND
B.
电源正极 VCC
C.
复位 RST
D.
时钟 XTAL1
【单选题】AT89C51单片机电源是第( )个引脚。
A.
1
B.
40
C.
20
D.
21
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