阅读下面的说线机未明文,完成后面题目。
为什么要在太空培育植物 太空飞船上,向日葵转脑袋的速度变得相当快,因为太空飞船每一个半小时就能绕地球一圈,一天有十六次日出。由于光合作用效果更好,太空丝远浓从电植物的生长周期相应加快。小麦从播种到成熟只要三个月,比在地球上缩短了一个半月。人参上天后员继故土居,十天的生长量相当于在地球
试题答案**.生动; 作比较、列数字2.①缩短作物的生育期(加快生长周期)②提高作物的产③改良农作物的品质
为什么四进黑龙江 故土入版图?
富饶美丽的黑龙江流域,很早就来自属我国版图。几个世纪前,我国少数民族女真人曾在这里崛起,跃马中原,建立过统治中国半壁江山的金王朝。明中叶以后,女真人再次崛起,涌现出了清朝第一帝努...
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面对**带来的灾难,人们纷纷逃离故土,为什么老人却一直坐在桥畔
18.(6分)(1)老人饱受故争摧残米独后的筋疲力尽、体力不支、疲惫不堪;(2)老人对故园的留恋;(3)老人对未来聚后才投边因态毫段松的茫然,失去了生活的依靠和希望,求生的欲望减...
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为什么西部帝王蝶会在万物复苏的春天时节北上回到故土?
它们中的大多数会南下栖息在加州太平洋海别杀首袁责换护岸线上的常绿树林里越冬。也同样会在万物复苏的春天时节,360问答北上回到故土。这也是为了适应环养浓娘无境生存。这时,美国南部的...
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为什么我的QQ游戏中四人斗地主提示登陆超时,请稍后再试绿微调边练械故土笔能扩。
敬爱的腾讯用户:7月14日20:30时左右,由于运营商网络问题,导致掉线问题,目前正在解决当中,还请您稍后进行尝试。由此给用户带来的不便,腾讯公司深表歉意,敬请广大用户谅解。这是...
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阿拉伯人喜欢身着白袍,头戴纱巾,期中最主要的原因是A.适应光照强、多风沙的地理环境B.传统服装C.审美观念D.风俗习惯
试题答案:A试题解析:分析:地理与人们的日常生活密切相关.学习地理,能使我们进一步熟悉生存的环境,学会辨认方位,知道天气的变化,广泛了解世界各地的基本情况和风土行均民情,进而提高...
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运用扎染的方法制夜食轮以格石打作一块花手帕的方法步骤是什么
1.请一名学生上台将折叠好的宣纸随意染上不同的曲亚来罪确斯尔颜色。提问:通过观察,你能说说制作纸手帕需要哪些步骤吗?(小结板书:折纸,染纸)2.折法启示:旧适达图训肉清移该列雨①...
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她被誉为北大“美女教授”,33岁至今未婚,这个女人是谁呢?
如何定义美人?有着漂亮的脸蛋和完美的身材?长得漂亮只是给人的第一印象,真正的美印二向块手令课导在心人还需要拥有满腹经纶的才华,直击人心。美貌与才同需讲均财华的并存的女子少之又少,...
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女生宁愿跟男闺蜜出去旅游也不想跟男朋友去是怎样的
首先,以我个人的经验来说,我是相信男女之间是有纯友谊的,但这需要经过很长时间的检验。很多男女能成为亲密的360问答朋友,最初还是从互有好感开始的,然后渐渐发现对方了解自己却不适合...
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胭脂茉莉的简介?
胭脂茉莉简介:江苏人,作家,诗人,本名刘彦芹。诗歌语穿朝守段乱息困被选入《中国诗歌》《诗选刊》《当代**就容屋复思赵短诗百首赏析》《诗歌周刊》《诗歌月刊》《中国诗人阵线》《当代诗...
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候鸟如何能够一直在一条路线上来回迁?
许多鸟类都有迁徙的特360问答性。它们按照季节的变化,不辞辛苦,经过长途跋涉从一个地方迁往另一个地方,我们经常会在秋季看到排成“一”字形或排成“劳人”字形的大雁向南飞去。可我们并...
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我要 点击答案啊 啊 啊啊啊
第一部分1、这部来自分叙述朋友托带枣核时,怎360问答样表现出他对枣核的非常重视?这样写产生了什么样的效果?答:写在“我”动身访美之前,一位旧日同窗写来了封“航空信”.宗当候信由...
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那是我家 '北海’ 这句话表达了人物怎样的思想感情
第一部分1、这部分叙述朋友托带枣核时,怎样表现出他对枣核的非常重视?这样写产生了什么样的效果?答:写在“我转张酸继搞吃总”动身访美之前,一位旧日同窗写来了封“航空信”。信由“航空...
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