现金等价物是指企业持有的期限段、流动性高、易于转换为已知金额的现金、价值变动风险很小的短期投
A.正确
B.错误
A.正确
B.错误
第2题
In what way can natural pollutants play an important role in controlling air pollution?
A.They function as part of a purification process.
B.They are dwarfed by the pollutants produced by human activities.
C.They are less harmful to living beings than are other pollutants.
D.They have existed since the Earth developed.
第3题
In what way can naturalpollutants play an important role in controlling air pollution?
A.They function as part of a purification process.
B.They are dwarfed by the pollutants produced by human activities.
C.They are less harmful to living beings than are other pollutants.
D.They have existed since the Earth developed.
第4题
A.occur in greater quantities than other pollutants
B.are less harmful to living beings than are other pollutants
C.have existed since the Earth developed
D.function as part of a purification process
第5题
Which of the following object can represent purification?
A.Moon
B.Fire
C.Forrest
D.Sun
第6题
第7题
第8题
A、purification rituals, poetry meeting
B、purification rituals, friends meeting
C、business rituals, poetry meeting
D、business rituals, friends meeting
第9题
A.constraints
B.restrictions
C.commitment
D.purification
第10题
What is the talk mainly about?
A.The definition of air pollutant.
B.The causes of air pollution.
C.The dangers of air pollutants.
D.Ways to fight air pollution.
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!