【单选题】听力原文:W: I've just read a curious fact. Did you know that people who spend less than 10 minutes in a drug store are five times more likely to make a purchase than those who spend haft an hour there? M:...
A.
A druggist' s suggestion.
D.
A salesclerk's comment.
【单选题】听力原文:W: I've just read a curious fact. Did you know that people who spend less than 10 minutes in a drug store are five times more likely to make a purchase than those who spend half an hour there? M:...
A.
A druggist's suggestion.
D.
A salesclerk's comment.
【单选题】下列哪一项不属于混凝土结构对钢筋性能的要求?()
【单选题】下列哪项不属于混凝土结构的二类环境类别( )