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"Do you think it is necessary to say No sometimes?Why"的英语作文,高一的,简单一点.急! 铅笔中的碳和墨盒碳是否一样 用碳粉和铅可制成铅笔芯片吗? 旧唐书、宋庆礼传翻译 想全面了解世界史,该看什么书 ‘煜’字拼音怎么拼?意思是什么 flight atterndant的汉语意思? budget flight中文是什么意思 涟漪?请问前面两个字怎么读? 涟漪, 这两个字咋个读额?读音,音标,以及解释下意思嘛. 还有相关的造句还有词汇这些.. 要注解哈 .囧囧囧 涟漪 怎么读 she repaired her bike with a small tool,which was prepared by the hotel 英文翻译 could you tell me the way __i work out the problem?A that BwhichChow D why 广州电话订火车票电话号码多少电话定票的电话号码几号. Can you tell me ____ ____ ____ ____the maths problem? 广东电话订火车票的电话号码是多少呀? 现在西安电话预订火车票的电话号码是多少?以前的现在打是空号.是不是换号码了,还是不能电话订票了? 在沈阳 电话预定火车票的电话号码是多少? 请问什么是化学比例模型要附加图片说明!形象一点,说清楚它和球棍模型,填充模型有什么不一样 揣摩一下这句话的意思!“I will be in contact.” if you're already in contact with the school, it will be easier to discuss my difficulties.这句话怎 I know Jacky will be in contact if he has not already regarding our plans. 如果配置2mol/L淀粉溶液,用多少克淀粉多少可水（是可溶性淀粉） I will try to＿＿＿ help him himself我将努力的帮他感到自信起来You should keep trying and never give up.中是用giving还是give have one可以换到at least前面吗we recommend that you at least have one 【一道选择】The air in mall isn't as fresh as_____in the parkThe air in mall isn't as fresh as_____in the park.A.he B.it C.that D.thisB.C.D有什么区别吗? A man should have one dream at least,and one reason to hold on to it.If there's no place for his heart to rest,wherever he goes,he is just a vagrant. The air in mall isn't as fresh as ___ in the parkA.the one ；B.it ；C.that ；D.this请问为什么不选A? with thousands of campsites available,france is a great place for a camping holiday翻译 我这弄的活性染料用kn活性染料黑色冲淡成浅灰 %2的黑 100g海藻酸钠 2g染料 2g小苏打 5g尿素染色后100度蒸15分钟 出来后水洗 后过短时间会变色 偏红色 蒸的次数多也会变色 最后浅灰变成粉色 中国南方沿海航线的中心城市是 上海和广州是我国南方沿海航线的中心 为什么这句话是错的?RT同学 请说说 你的那句话和这句有什么不同之处