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【单选题】
汽车尾气中的有害气体是()A.
CO
B.
N2
C.
CO2
D.
H2O
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举一反三
【多选题】According to the text, which of the following are caused by the drug abuse?
A.
There is a strong association between drug use and crime.
B.
Drug dependence takes a significant toll in terms of personal health and safety
C.
Drug abuse is a major cause of unemployment
D.
There are great economic losses because of drug abuse
【简答题】Our research has focused on a drug which is so _____ as to be able to change brain chemistry. A. powerful B. influential C. monstrous D. vigorous
【单选题】Which of the following is NOT correct about drug
A.
drugs can obtain from plants, animals, or minerals
B.
each drug has only one generic name
C.
drug only induce beneficial effects
D.
may change to poison
【单选题】according to the text, which of the following is not a dysfunction caused by drug abuse?
A.
There is a strong association between drug use and crime.
B.
Drug abuse is a major cause of unemployment.
C.
There are great economic losses because of drug abuse.
D.
Drug dependence takes a significant toll in terms of personal health and safety. .
【简答题】该外商独资企业在设立银行保证金台账时应该: A、设立银行保证金台账“实转” B、设立银行保证金台账交50%的保证金 C、设立银行保证金台账“空转” D、不设银行保证金台账
【多选题】Which of the following are probably caused by the drug abuse?____
A.
There is a strong association between drug use and crime.
B.
Drug dependence takes a significant toll in terms of personal health and safety.
C.
Drug abuse is a major cause of unemployment.
D.
There are great economic losses because of drug abuse.
【单选题】( )第一次将旅游产业提升到生活服务业的层面,意味着旅游服务将成为现代生活方式的重要层面。
A.
《国务院关于加快发展旅游业的意见》
B.
《关于加快发展生活性服务业促进消费结构升级的指导意见》
C.
《国务院关于促进旅游业改革发展的若干意见》
D.
《关于进一步促进旅游投资和消费的若干意见》
【单选题】According to the author, which of the following is the main objective of a drug addict？
A.
Quitting drugs．
B.
Getting financial help
C.
Having drug all the time．
D.
Spiritual comfort．
【单选题】设X,Y是关系R的两个属性集合,存在X决定Y,若Z是X的真子集,存在Z决定Y,则称Y( )于X。
A.
部分函数依赖
B.
传递函数依赖
C.
完全函数依赖
D.
全局函数依赖
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