no eating or drinking 什么意思?

no eating or drinking 什么意思? 不准吃喝.为什么写成no eating and drinking而不写成no eating or drinking? the sign say 'no eating or drinking'修改病句 No eating,drinking or smoking ____in the computer room A.are allowed B.is allowed No eating,drinking or laughing _____allowed in the computer room.A.isB.are选啥?为什么? No eating or drinking!改同义句Do not _____ _____ _____! 续写,要求用上no eating or drinking (禁止吃喝)编一个故事 No eating or drinking里的‘ea’和最后第3个‘i’是什么音标? 帮忙标出音标 急 啊!No smokingNo litteringNo parkingDo not touchDangerNo eating or drinkimgKeep off the grass Be quiet No eating No sleeping.Clean hands please the Grees are (or is) eating dinner? No smoking or eating ___(be) allowed.is 还是 are 为什么.那About three quarters of the books and newspapers____(be)written in English呢? No eating,drinking and laughing _____allowed in the computer room.A.isB.are选啥?为什么?谢谢!不是drinkingang laughing 是drinking or laughing No smoking or eating is a_ in the computer room 首字母填空填什么就是_那里填什么单词啊,急求!高分悬赏 Are the ducks eating our food ?(no) 同义句1.No parking here._ _your cars here.2.No eating or drinking.We__ _or_here.4.Can't you the sign No smokingin the reading room?_ _in the reading room,please. lt means “no eating here”（一般疑问句）（ ）it(　　　　　　）“no eating here”? belt or no