According to the researchers, ______.
A.on-screen smoking has more powerful effects on children than other environmental risk factors
B.on-screen smoking has almost the same effect on children as parents' smoking does
C.children who have seen 150-plus smoking scenes are 70% more likely than those who have seen fewer to have smoked
D.children who have never seen any smoking instances in movies are not likely to try smoking
第3题
()要求保险费率在短期内应该保持稳定,在长期内应根据实际情况的变动作适当的调整。
A.公平性原则
B.合理性原则
C.弹性原则
D.稳定性原则
第4题
()要求保险费率在短期内应该保持稳定,在长期内应根据实际情况的变动作适当的调整。
A.公平性原则
B.合理性原则
C.弹性原则
D.稳定性原则
第5题
()要求保险费率在短期内应该保持稳定,在长期内应根据实际情况的变动作适当的调整。
A. 公平性原则
B. 合理性原则
C. 弹性原则
D. 稳定性原则
第6题
A.公平性原则
B.稳定性原则
C.弹性原则
D.合理性原则
第8题
A.公平性原则
B.合理性原则
C.适度性原则
D.稳定性原则
E.弹性原则
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