4.设S={A, B, C, D, E, F}，W={3, 5, 6, 7, 9, 12}，对字符集

I will never forget the day.这句话是什么结构?谓语动词是will还是forget?是主谓宾结构的么? 公允、公正、公平、正确有什么区别 请问“公平”和“公正”有什么区别? 信用证 42C DRAFTS AT 180 DAYS AFTER SIGHT42C DRAFTS AT 180 DAYS AFTER SIGHT 不符点交单.客人说可以要求银行立即贴现.但是我们这边代理说,要客人那边承兑了,银行才会给我们付钱.第一次做信用证,之前也没 公平和公正有什么区别?看到韩寒博客里评论安徽富翁超生被罚60万的文章,结尾说,这个社会不一定做到公平,但一定要公正.搞不懂公平和公正的区别到底在哪里?请高人指教啊 DRAFTS AT 90 DAYS AFTER SIGHT 指见票后90天.见什么票? D/A AT 30 DAYS AFTER SIGHT 比采用D/P AT 30 DAYS AFTER SIHGT 承担风险 要大是吗 Do your grandparents live in the country?No.These years my grandparents [ ][live] with us. I will never forget the ______(punish) how long you in the country with your grandparents-How long_you_in the country with your grandparents,Henny?-About four weeks.I'll return as soon as school starts.A.are;stayingB.did;stayC.do;stayD.had;stayed选什么 为什么 _____you _______(have ) your lunch. have you had your lunch yet 和 did you have your lunch yet的区别 Have you had your lunch?为什么用have提问,中间的had又是什么意思 有weather has a strong effect on people.it influences health,intellinggence and feelings.的原文 从“唇亡齿寒”这个成语故事中我们可以总结出一个什么教训? 简要概括唇亡齿寒这个成语故事的主要内容? 像唇亡齿寒的成语故事还有哪些 I'm your lady you're my man..这句歌词出自哪首歌啊?一首慢RAP的.前奏是类似上发条的声音呢.I be your lady you be my man .cause i like this.as..wife...还有这些. cuz you·re my lady,and im your bestfriend是哪首歌的歌词 as as之间加形容词副词原级均可吗?as good asas well as 原级比较有as+副词+as的吗?as...as是形容词的专利? 单项选择:Peter,( ) do you visit your grandparents? A.how long B.how soon C.how far D. how often what did your mother ______________?my mother gave me the shopping list do one's homework是什么意思啊 do one's homework的中文意思 do one's homework do one's homework什么意思?做作业!在句子中one's 怎么用呢? do one's homework是什么意思 "How often do you visit your grandparents?"Mike asked me.Mike asked______________.（改为宾语从句） Do you often visit your grendma?怎么回答?是grandma 加拿大续签时有问到do you have any family menbers?是指在加拿大吗? 1.Do you have a family?“为什么是你有孩子么”的意思?.It's a good father that knows his son.为什么是“就算是最好的父亲,也未必了解 自己的儿子”的意思?