【单选题】滴定分析法要求相对误差为±0.1%,若使用灵敏度为0.0001g的天平称取试样时,至少应称取
【单选题】近年来国家城乡规划编制体系改革的变化不包含以下哪项?( )
D.
由原城乡二元规划编制体系向城乡一元规划编制体系转变
【单选题】Underlined words 'petty crime' in the last paragraph means______.
A.
the crime which is not very serious
B.
the crime which is very serious
【单选题】What crime did the Duke commit? Was it a serious crime?
A.
Hit and run and it is a very serious crime.
B.
Gambling and it is a very serious crime.
C.
Running a few red lights and it is not very serious.
D.
Quarrelling with the policeman and it is not very serious.
【单选题】常见的网上单证有以下几种类型:( );普通信息交流类;信息发布类;专业商务操作类等。
【单选题】If a person is found innocent of a crime, he can't be ______.
A.
accused of the same crime again by the state
B.
brought to court again for the same crime
C.
arrested by the police again for the same crime
D.
all of the above for the same crime
【单选题】Computer crime is difficult to detect and prevent because ______.
A.
the crime may be done by more than one person
B.
computers themselves have no good firewall
C.
computer crime doesn't leave any trail behind
D.
few people witness the computer crime