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【多选题】
下列属于电离辐射的有()A.
α射线
B.
β射线
C.
γ射线
D.
射频辐射
E.
中子辐射
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皮皮学刷刷变学霸
举一反三
【单选题】—When does the law ? —On the first day next year. [ ]
A.
come into being
B.
come into operation
C.
come into action
D.
come into sight
【单选题】What does the law of diminishing marginal utility outline?
A.
As we consume additional units of a good or service, the satisfaction, or utility we derive from the additional consumption increases
B.
As we consume additional units of a good or service, the price we pay for the additional units decreases
C.
As we consume additional units of a good or service, the satisfaction, or utility we derive from the additional consumption decreases
D.
The satisfaction we derive from consumption is constant regardless of the quantity units we consume
【判断题】(判断题)处理游客投诉时,导游人员要首先表示出同情和理解,要用适当的语言来缓解气氛和客人的不良情绪,对于投诉中提出的要求,可先暂时答应,以免激化矛盾。()
A.
正确
B.
错误
【单选题】What Punishment does the law ______ for corruption in government?
A.
predict
B.
prescribe
C.
assess
D.
assume
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