中国二维矢量喷管

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山东莘县蔬菜基地在哪里? You are welcome.的八个同意句. 求一份通知英语作文东方电子有限公司为一家中外合资企业,主要生产制造电子产品.该公司将于2007年12月26日在我校学生俱乐部举行招聘会.招聘职位有:办公室秘书,市场营销人员和实验室技 求英语作文一份,明天考试急用.这部分是测试你的能力做实际写作.假设你有兴趣学习英语的语言学校在澳大利亚和你在网上搜索发现,英语教学中心在悉尼大学提供你最喜欢的课程.写一封信 This is the primary school----I shudied three years ago A where B which 如图,∠ABC=90°,∠BDC=90°,则图中互为余角关系的角共有哪些 角ABC=角COB=90度 图中角ACD的余角有________ 如图角abc等于九十度角bdc等于九十度则图中互为余角关系的角共有哪些 Did you write an e-mail to your friend yesterday?Yes,But i didn't hear_of__him为什么用of,不能用from? Didn't you play basketball last Sunday?A.Didn't you play basketball last Sunday?A.No,I did B.Yes,l didn'tC.Yes,l did D.No,l play我英语很差,所以想补习一下,这道题为什么选C啊,那要翻译不就成了“是的,我打了”吗, 英语翻译how long have you been friends for?翻译中文,再回答. 如图,直线m和1交于0,已知角1的余角与它的补角的比为1:3,求角2的度数我知道思路 we piay backetball every day.(用last sundag来 改写句子 七大洲平均海拔都是多少? SHE MADE A CANDLE TO GIVE US LIGHT.为什么不用GIVE My father himself made a candle ___(give) light. Crusoe made a candle to give light.这句话对吗?make做使役动词时不是接不定式吗?这里为什么接不定式? 句子的时态问题Look,she has a bunch of flowers in her hand.这个句子为什么用过去时"has",而不用进行时"is having"?这个句子为什么是一般现在时,我看错了! 关于这个句子的时态问题-can you make sure___________?-Sorry,I can't.But i did see her just now.A.where did she goB.where she had goneC.where she has goneD.where will she go我选的是B,为什么选C,3Q They have found the way to Magic Parade.怎么改为被动语态? Have they found a way to stop the flu in the school?Yes,they have already ( )up with an ideaA.looked B.put C.come D.get 七大洲最高山脉及其海拔 join the trip还是join in the trip join their school trip he lived abroad for many years 里面的for起到什么作用,怎么理解 He has lived ___ for many years.A.to abroad B.in abroad C.on abroad D.abroadMy grandparents lived with me ___2010.A.since B.for C.at D.inThere is nothing important this afternoon,so you ___ come to school.Really?Thank you very much.A.needn't to B.nee though he has lived abroad for many years,he ______ the food there yet.A.has not used toB.didn't use toC.hasn't got used toD.usedn't to 如何来举例说明群落上各种生物之间的相互关系(热带雨林,常绿阔叶林,针叶林,草原,求详细说明,例子最好贴切生活 温带大陆性气候代表性动植物有哪些?每样至少列举两种! Kitty likes to join a new ciub.对Kitty提问 I'll join in the teacher's relay race为什么要用join in -what is the letter on the blackboard?-it is an() a.J b.G c.S(这是宁外的题)