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百味人生坎坷不平,唯有向阳而生,逐光而行,才能不惧岁月的风霜,人间的沧桑.让我们一起与诗词同行,完成以下材料收集. 小语同学负责诗歌部分材料收集,请帮她完善内容. 篇目 名句 困苦见性情 《行路难》 ①______,②______. 高昂中显自信、乐观. 《岳阳楼记》 ③______,处江湖之远则忧其君. 顺逆之中皆有忧国之情. 《醉翁亭记》 醉翁之意不在酒,④______. ⑤______,云归而岩穴暝. 于山水中突破人生困境. 《湖

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阅读. 管晏列传（节选） 管仲夷吾者,颍上人也.少时常与鲍叔牙游,鲍叔知其贤.管仲贫困, 恒 欺鲍叔,鲍叔终善遇之,不以为言.已而鲍叔事齐公子小白,管仲事公子纠. 及 小白立为桓公,公子纠死；管仲囚焉.鲍叔遂进管仲.管仲既用,任政于齐,齐桓公以霸,九合诸侯,一匡天下,管仲 之 谋也. 管仲曰:" 吾始困时尝与鲍叔贾分财利多自与 ,鲍叔不以我为贪,知我贫也.吾尝为鲍叔谋事而更穷困,鲍叔不以我为愚,知时有利不利也.吾尝三仕三 见 逐于君,鲍

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木块在硝酸钾溶液中排开液体的情况如图所示,下列说法正确的是（ ） ​

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有关化合反应说法正确的是（ ）

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下列物质中,全部是盐类的是（ ）

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化学概念之间具有并列、包含、交叉等关系,如图表示概念$m$和$n$之间的包含关系,下表选项中,所列概念之间的关系符合图中所示包含关系的是（ ） 选项 $A$ $B$ $C$ $D$ $m$ 氧化物 纯净物 混合物 化合反应 $n$ 化合物 单质 纯净物 氧化反应

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气凝胶是一种密度特别小的新型固体材料.下列制备气凝胶的物质属于氧化物的是（ ）

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如图所示为汽车尾气净化装置中反应的示意图.下列对该净化装置的分析正确的是（ ）

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已知点$A(x_{1}$,$y_{1})$和$B(x_{2}$,$y_{2})$是一次函数$y=kx+2\left(k \gt 0\right)$图象上的两点,且$x_{1} \lt x_{2}$,则$y_{1}$______$y_{2}$.(填"$ \gt $"或"$ \lt ")$

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如图,三个正比例函数的图象分别对应表达式:①$y=ax$,②$y=bx$,③$y=cx$,其中$a$,$b$,$c$均为常数,则将$a$,$b$,$c$按从小到大排列为______$.($用"$ \lt $"符号连接）

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将一次函数$y=2x+1$的图象向下平移$2$个单位长度后得到函数图象的解析式是______.

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如图,点E在△ABC的中线AD的延长线上,且DE=AD． （1）求证:BE=AC； （2）若AB=3,AC=7,求AD的取值范围．

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如图,$AB=CD$,$AE=CF$,$DE\bot AC$于$E$,$BF\bot AC$于$F$,求证:$AB$ ∥ $CD.$

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如图,在四边形$ABDE$中,$C$是$BD$边的中点.若$AC$平分$\angle BAE$,$\angle ACE=90^{\circ}$,猜想线段$AE$、$AB$、$DE$的长度满足的数量关系为并证明.

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Elijah was a smart boy.But he was self-centered and had a very bad temper（脾气）When he got angry,he usually did some hurtful things.So,nobody wanted to be friends with him. Elijah\’s parents were worried about that.Finally

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Hello,I\’m Liu Yang.I was born in October,1978 in Henan.I am an astronaut （宇航员） now.I am the（1）______Chinese woman to go to space （太空）.Now I am in the space station （太空站） （2）______Chen Dong and Cai Xuzhe.We need to live

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A.Sorry,I don\’t know. B.You can take a bus there. C.It\’s pretty far from here. D.Let me write it down in my notebook. E.Where can I take a taxi? F.Thank you very much A:Excuse me,could you tell me how to get to the air

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I\’m Karol,a 19-year-old student from Honduras.For me,volunteering has been like a school of life where I\’ve learned a lot about myself.When I was 13,I started my volunteer work by （1）______（修理）bikes.In the neighborhood

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As a teenager,I had a lot of anger （愤怒） and was not good at communicating with my parents． One day,when I was getting ready for school,my mother handed me a T-shirt．It was my father\’s,not mine．At that time,I was taller

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My father taught us in a very different way.On the first day of my junior high,my father gave me a map with street names and directions（方向） on it.He told me how to walk to the school. My school was a little far away.My f

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