相关1Excusemesirbutyouar的文学知识

问题详情：根据句意和汉语注释，写出单词的正确形式。1.Excuseme,sir,butyouarenot__________（允许）tosmokehere.2.Whenandwheretohaveaspringtripisunder__________(讨论)thisevening.3.Thankyouforgivingussomanygood____...