松江中山二路492

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food是可数的还是不可数? 挖掘机是不是机动车 h2co3与ca(oh) 2反应方程式怎么配平 1.NaCI,H2SO4,Ca(OH)2,与碳酸钡的化学方程式 Ca-CaO-Ca(OH)2-CaCO3 C-CO2-H2CO3-Na2CO3 分别变化的原则.例如:金属+氧气=金属氧化物。 皮犹是什么动物 高分子化合物如何表示? I like chatting ()my friend on the Internet. 翻译I like chatting on the internet; listen to the music Most students like chatting on the Internet.--- Mary.A So does B So do C Neither does D Neither do 可再分散乳胶粉是高分子材料吗? let‘s visit the ocean park .反义疑问句怎么改 能源领域是什么意思 山西发展能源产业的优势是什么?造成我国水资源紧张的原因有().【选项见下】①水资源空间分配以及时间分配不均匀.②人们对水资源的需求急剧增长.③环境污染使可利用的水资源减少. Do you have fun in the park?改为同义句 Do you ___ ____ ___ ___ in the park? 研究中俄能源领域的合作潜力的理论意义和现实意义 什么动物的牙齿又黑又黄 -You can't imagine___great fun chatting online is.-Really?But it may cause you a lot of troubleA.what B.how我选的是B,是错误的.为什么错?答案A为什么是对的? 求答案角色带着黄帽子黑头发的动物是什么 — You can not imagine____great fun chatting online is.— Really?But it may cause youa lot of tro— You can not imagine____great fun chatting online is.— Really?But it may cause youa lot of trouble.A.what B.howC.whyD.whether我知道答案是A. You can't be image_________ great fun chatting online is.答案是what ,请问为什么不能用how great fun? 氢氧化钙与碳酸反应的化学方程式 请问这句话为什么选A,subject是可数名词,而little是修饰不可数的呀,为什么不选C,C是修饰可数的啊Sorry,I can't answer your question.I know ___about the subject.A little B a little C few D a few?〔答案〕A. I love (chat )with my friends on the Internet.这个句子中chat 是填to chat 还是chatting 选词填空:( ) fun it is to chat with friends on the line .括号中选填What/How个人认为填How,但答案是What 怎么都想不通, It's fun to chat with old friends.同义句——with old friends——fun It is ( )(comfort)to chat with friends on the Internet 有34支铅笔和15个笔记本,平均奖给几个三好学生,结果铅笔多2支,日记本少1个.得 让这个世界安静下来英文怎么说?“让这个世界安静下来,或让他尽情的燃烧!” 这句话用英语怎么说? Do you know___World Water Day is?On March 22nd.A.whenB.whereC.whatD.which 为什么选C不选A 法国埃菲尔铁塔街够有什么特点 英译中 World Water Day is held on March 22 each year.Events are organized on or around ...英译中 World Water Day is held on March 22 each year.Events are organized on or around this day to increase people's awareness of the importance of water.