首先,林冠层就像一把大伞,能够对垂直降雨进行再分配。一部分降水被林冠截留,直接蒸发到大气中;一部分顺着枝叶、树干流到林地,形成树干径流。据统计,我国主要森林生态系统的林冠截留率平均值为11%~34%。
I joineda band (乐队)as a drummer in my middle school. I thought itwould be fun playing the drum and meeting new friends. At first it was easy,but a month later, it got difficult. I was the only one who couldn’t keep pace (节奏)with the other players. Our teacher,Angie, singled me out to keep practicing while everyone else got to relax. Ifelt ashamed (羞愧的)as my teammates watched me fail so many times.Finally I got so tired of practicing that I didn’t care about doing it right.
When itcomes to a meaningful life, we might think of love, happiness and health. Alife filled with meaning is what most of us want for ourselves. Then, whatmakes a meaningful life?Manyresearchers agree that a meaningful life comes down to three factors (因素): havinglong-term goals, believing that one’s life matters, and feeling that one’s lifefits together and “makes sense”.But we believe there is more to consider. Sometimeslife enables us to experience small moments of beauty. When people are open toappreciating (欣赏) suchexperiences, these moments may improve how they see their own life. We callthis experiential appreciation (EA).
三峡郦道元①自三峡七百里中,两岸连山,略无阙处。重岩叠嶂,隐天蔽日,自非亭午夜分,不见曦月。②至于夏水襄陵,沿溯阻绝。或王命急宣,有时朝发白帝,暮到江陵,其间千二百里,虽乘奔御风,不以疾也。③春冬之时,则素湍绿潭,回清倒影,绝??多生怪柏,悬泉瀑布,飞漱其间,清荣峻茂,良多趣味。
王某曰:古之学者,虽问以口而其传以心虽听以耳而其受以意。故为师者不烦,而学者有得也。孔子曰:“不愤不启,不悱①不发,举一隅②不以三隅反,则不复也。”夫孔子岂敢爱其道,骜③天下之学者,而不使其蚤④有知乎!以谓其问之不切,则其听之不专;其思之不深,则其取之不固。不专不固,而可以入者,口耳而已矣。吾所以教者,非将善其口耳也。
TheChinese knot, a folk art, has a long history. People first made them to recordinformation and send messages before they started to use words. The knots wereused for decoration (装饰) and to express thoughts and feelings in theTang Dynasty. They were later popular in the Ming and Qing dynasties. But thisart wasn’t really accepted by the common people until the Qing Dynasty.
Melatonin(褪黑素) is produced by the body to control when you get sleepy and whenyou wake up. As night falls, the levels of melatonin rise, telling the bodythat it’s time for bed. And the levels naturally fall as daylight comes near,getting you ready to greet the day.
B: It’s about theexperiments three astronauts are doing on the space station.A: That’s great. I’minterested in space, so I want to be an astronaut like them.
Choose the best choice fromA to F to finish the dialogue. You have one more answer. Each choice should beused only once.A: Hello, I’m a schoolnewspaper reporter. May I ask you some questions?B: ____46____
彭德怀接着说:“我正从他家门前经过,停止着观看这种示威。我看这些人一多半已饿个半死,而且我知道这个富人在他的仓里有一万石以上的米。可是他完全拒绝帮助这些饥饿的人们。我激怒起来了,领导着农民攻打并且冲进他的家里。农民运走了他的仓里的一大半粮,食。以后我想到这件事情时,我不知道当时为什么要那样做。我只知道他应该把米卖给穷人的,而且如果他不肯这样做的话,那他们从他这里把米抢走,是很对的。”
十年春,齐师伐我。公将战,曹刿请见。其乡人曰:“肉食者谋之,又何间焉?”刿曰:“肉食者鄙,未能远谋。”乃入见。问:“何以战?”公曰:“衣食所安,弗敢专也,必以分人。”对曰:“小惠未遍,民弗从也。”公曰:“牺牲玉帛,弗敢加也,必以信。”对曰:“小信未孚,神弗福也。”公曰:“小大之狱,虽不能察,必以情。”对日:“忠之属也。可以一战。战则请从。”
阅读下面唐诗,完成下面小题。漫成一首杜甫江月去人只数尺,风灯①照夜欲三更。沙头宿鹭联拳②静,船尾跳鱼拨刺③鸣。【注释】①风灯:船中桅杆上挂着的灯,有纸罩能避风。②联拳:指夜宿的白鹭屈曲着身子,三五成群团聚在沙滩上。拳,屈曲。③拨刺:拟声词,指鱼在水里跳动发出的声音。11. 这首诗通过“_____________”“风灯”“宿鹭”“_________________”等意象,描绘出一幅恬淡平和的江上月夜图。
倘若意犹未尽,试看杨万里的《郡中送春盘》:“饼如茧纸不可风,菜如缥茸劣可缝。韭芽卷黄苣舒紫,芦服削冰寒脱齿。”白如茧纸的是春饼,吃的时候,从春盘里夹取菜蔬各一小箸,卷为细简状,这便是咬春饼。
天在下雨,让原本就显得有些悲壮的远行更添了一份凄凉。雨不大,缠绵如丝,像是故土对他恳切地挽留,轻轻柔柔飘落在他的头发上,于发梢积出细小的雨珠连成网,将他的薄外套淋得到处是深浅不一的痕迹。天阴阴的,压下来,世界晦暗。透过这迷离的雨雾,他恍惚看到路上的行人向他迎面走来,汇成浩荡的人潮,或者说,是他感到自己正孤独地在人潮中逆流而行。
天在下雨,让原本就显得有些悲壮的远行更添了一份凄凉。雨不大,缠绵如丝,像是故土对他恳切地挽留,轻轻柔柔飘落在他的头发上,于发梢积出细小的雨珠连成网,将他的薄外套淋得到处是深浅不一的痕迹。天阴阴的,压下来,世界晦暗。透过这迷离的雨雾,他恍惚看到路上的行人向他迎面走来,汇成浩荡的人潮,或者说,是他感到自己正孤独地在人潮中逆流而行。
余幼时即嗜学。家贫,无从致书以观,每假借于藏书之家,手自笔录,计日以还。天大寒,砚冰坚,手指不可屈伸,弗之怠。录毕,走送之,不敢稍逾约。以是人多以书假余,余因得遍观群书。
康肃问曰:“汝亦知射乎?吾射不亦精乎?”翁曰:“无他,但手熟尔。”康肃忿然曰:“尔安敢轻吾射!”翁曰:“以我的油知之。”乃取一葫芦置于地,以钱覆其口,徐以杓酌油沥之,自钱孔入,而钱不湿。因曰:“我亦无他,惟手熟尔。”康肃笑而遣之。
家在农村的朋友一定不会对小鸡小鸭破壳而出的场景陌生,它们在叽叽喳喳坠地时,往往会追随在世间第一个看到的物体,无论这个物体是不是它们亲妈,甚至不管是否跟它们一个物种,它们都会将其当成自己的妈妈去依恋,这在生物学上被称为“烙印现象”。
渡荆门送别李白渡远荆门外,来从楚国游。山随平野尽,江入大荒流。月下飞天镜,云生结海楼。仍怜故乡水,万里送行舟。
2021年5月15日,“天问一号”探测器圆满着陆火星。“天问一号”探测器主要由环绕器和着陆巡视器(含“祝融号”火星车)两部分组成。前期,环绕器是搭载“祝融号”火星车的星际专车。在将“祝融号”火星车安全送达火星后,环绕器上升至中继轨道,此后数月它将变身为通信器,建立起“祝融号”火星车与地球之间的中继通信。