单项选择题
Tobacco advertising at retail points of sale is just as（）as other forms of tobacco advertising，and in some ways dangerous.
A.seriousB.infectiousC.cautiousD.insidious
单项选择题 I need one of you to（）the examination papers to the class for me.
单项选择题 He is not that sort of chap who likes being（）.
单项选择题 No one wants to stay here，（）？
