北外运筹学第2次作业

什么时候宾语从句用陈述句语序什么时候不用 I don't know what's your hobbies what’s your favorite.这句话做从句时,要变语序吗?难道它原来不是陈述句吗可是what不是可以当主语吗 Look at the sky,it——nice and sunny.A.will be B.is gong to be C.is D.shall be为什么不选C?表示正在进行【现在天气很好】 人不犯我 我不犯人 人若犯我 礼让三分 下句什么阿 人不犯我,我不犯人,人若犯我,礼让三分,人还放我,斩草除根.这个说唱是什么歌啊? 人不犯我,我不犯人；人若犯我,礼让三分；人再犯我,我还一针；人还犯我,斩草除 怎么礼让对人 《人德—尊重他人,谦恭礼让》的作文,谁能帮我写一下啊 how do you like the ---- in your country a life b lives Describe one way of life in your country has changed and why itis beneficial?ps:除了internet,不想写这个 4名医生选2名,7名护士选4名,分成两队,每队1名医生两名护士,到甲乙两地巡回医疗,安排方案有多少种? 从长度为3 5 7 9 11 的五条线段中,取三条作三角形,求能做成的不同的三角形的个数 如何理解 礼让 We drove a long way to see him ,only _that he had just left for the southA.finding B.found C.having found D.to find 选D为什么 Marcia,how long ____ you ____ the homework yesterday? Only one hour. They are all ____(price). They are ( ) good neighbors.空格里填什么 关于＂因为牙痛,不能上课＂的英文作文!60字,关于＂因为牙痛，不能上课＂的英文请假条！60-80字！最好还有一篇＂难忘的愚人节＂也是60-80字！ 翻译Do you think they have food sufficient for all these people here? have meaning to sb T-T 新目标上的句子,谁能解决呢? have meaning to 的意思及用法 have meaning to sb she looked calm ,but a _____ she was very nervous improve,As a matter of fact,nervous,very fast,didn't,how to,ahead of,how,difficult,英语替换 Jack,do,job,the,can,two,of,workers（.）（连词成句） wish,does,jack,do,what,could,he?如何把它们连词成句 一般过去时与现在完成时的区别,怎样区分哪些是结果,那些事动作,拜托清楚地讲一回. 现在完成时是已经完成的动作吗? Rose has small ears.改为一般疑问句,并做否定回答. 将下列句子改否定句,一般疑问句Alice has two brothers 现在完成时：过去某一时间开始并一直持续到现在的动作或状态,动作是否完成?过去进行时和现在完成时他们两者的区别是什么,不要大篇幅.然后关于“过去某一时间开始并一直持续到现在的 11.Why not _____ him do the job by himself?A.to let B.letting C.are letting D.let12.When _____ objects closer than one meter,record using LCD screen.A.record B.to record C.recording D.recorded13.Be sure to turn _____ all the lights before going to be