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—Why isn't Nacy going to meet us?__( )is my falt.I forget all about telephoning her.A that Bit It never ________ to me that he could be employedA、expected B、offered C、occurred D、consideredit never coccurred to sb that... 用to be,to have,can,do填空 ( )that boy from Shanghai?Yes.We( )good friend How can you be a lucky and happy person?It's very simple.Because happiness is for everyoneIt's veryHow can you be a lucky and happy person?It's very simple.Because happiness is for everyone,求全文 分析怎么造句 洋务派,维新派,资产阶级革命派对西方民主政治学说的态度,有何异同? 连词成句 turn now it's my 我在用消解法测定COD水样是,消解管中出现了沉淀,COD值跟其他平行样值相差很大.什么原因呢? It's my turn ＿＿the garage.A.for cleanB.to cleanC.cleaningD.cleans 用如饥似渴造句,描写科学家不断探索的精神. -jack is busy packing luggage -yes he___for America on vacation A.leaves B.left C.is leaving D.has been away 测水样COD如何消除过氧化氢的影响? 关于人生道路的前进本人并不是什么高人,在努力争取下,学得一精华-桂林米粉,现想开店,可是打工存不到那么多本钱,不知道如何是好,本人的技术,就算是想学之人出五万以上,我都不想教,我已 从 微笑 和 诚实 中选一个为内容 仿写句子 阳光是一位热情的向导,不仅指引我们前进的从 微笑 和 诚实 中选一个为内容 仿写句子 阳光是一位热情的向导,不仅指引我们前进的方向,也给我们 COD实验中空白和标定差很大的原因 COD的测定是用微波消解法的,最近标定和空白相差很大,是什么原因引起的 cod实验中空白为什么老是低,而标定基本上正常?水是用高锰酸钾蒸的重蒸馏水，试剂使用重蒸馏水配置的。滴出来后空白很低，但是标定很好。老是出现这种情况怎么回事？ COD快速烘箱法为什么会出现空白值比标定值高?COD快速烘箱法应该注意哪些方面? every other day有each other day your job is cleaning the room可不可以用 your job is clean the room?语法有错误吗?为什么? ___,Monday,Wednesday,and Friday.A.Every day B.Every three days C.Every few days D,Every other dayWhy? At the "China Talent Show",the boy made his little puppy _____ on the srage for a long time.A.standing B.to stand C.stand D.stood They _________ ready for the experiment by eight o'clock yesterday morning.A.had got B.has got C.got D.was getting 为什么选A We students should study hard是英语同位语,那么是不是因为we和student指的东西是一样,所以叫同位语? 用微波消解法测COD的监测方法来源是什么?《水和废水监测分析方法》里是用回流法的啊 COD微波消解法的具体操作步骤及试剂有什么? They had got everything ready before i arrived. After he had worked in the factiry for ten years , he went abroad. 我想问一下 不说有个语法说有after或before这类明显表示时间的 Those boys like toy cars?改为一般疑问句 I like his toy car提问 Does Kate like toy cars?作否定回答没分 Don't___.jim.you should stay where you are A leave away B right away C take away D go away 高中英语阅读 英译中 They are highlt motivated and frequently prevail against the odds.打错了是 highly 安梨糖孩子能吃吗