以下属于公益广告的是：( ) A: Smoking is harmful to health. B: Just do it C: I'm lovin' it. D: Obey your thirst!
以下属于公益广告的是：( ) A: Smoking is harmful to health. B: Just do it C: I'm lovin' it. D: Obey your thirst!
1
以下属于公益广告的是：( ) A: Smoking is harmful to health. B: Just do it C: I'm lovin' it. D: Obey your thirst!