【文章內(nèi)容簡介】 的白云，像什么神仙畫家從天庭跑過，信手運(yùn)筆，輕輕抹在青山之旁，藍(lán)天之上。又像從別的什么仙境飄來的片片銀色的羽毛，若飛，若停，吸之若來，吹之若去。這時(shí)候，你鼻翼翕動，只覺潔凈清爽，沁人心脾，縱目四望，只覺耳目一新。⑥但那一天，使我最為心蕩神怡，思緒飛越的是登上飛機(jī)以后看到的云景。我是頭一次坐三叉戟飛機(jī)。我的眼睛盯著窗外，飛機(jī)碰著云了，鉆進(jìn)云層了。不，我們高高地在云層之上了。真有意思：原來我們往?？吹降脑贫际请x地面較低的，尤其是烏云。當(dāng)飛機(jī)越過一萬多米的高空以后，一幅真正瑰麗的彩云圖出現(xiàn)了。誰能想到，幾個(gè)小時(shí)以前，在地上仰望蒼天看到的是那樣一副面孔；幾個(gè)小時(shí)以后，在你的腳下，卻看見了這樣一副仙姿。連綿起伏的云山絮嶺宛如浮動在海上的冰山。由一色漢白玉雕砌而成的各式各樣的宮闕亭榭，高高低低連成望不到頭的長街新城。金色的陽光把這些銀色的山巒和樓臺勾出了鮮明的輪廓。用銀裝素裹，分外妖嬈幾個(gè)字來描繪，倒是十分妥帖。還有那用白色的絹綢和松軟的棉絮制成的散漫的巨象，大度的白猿，從容的駱駝，安詳?shù)乃{，肥碩的綿羊，佇立雄視的銀雞，或臥、或坐、或行、或止，都在默默地體味這空的仙境中片刻的靜美。我也有點(diǎn)像駕著祥云遨游九天的神仙了。但由于***慣的驅(qū)使，我又抬眼仰望天空。啊，湛藍(lán)湛藍(lán)，高遠(yuǎn)莫測，一絲兒云也沒有，一點(diǎn)兒塵也看不見，冰清玉潤的月牙，像是掛在?第三篇：九年級化學(xué)上冊第一單元測試題2008年6月14日是我國第三個(gè)“文化遺產(chǎn)日”。以下是我省部分非物質(zhì)文化遺產(chǎn)，其制作過程主要屬于化學(xué)變化的是（）A．下列變化中，屬于化學(xué)變化的是（）A、酒精燃燒B、玻璃破碎C、冰塊融化D、鐵絲變曲古人曾將鉛鍛打成細(xì)細(xì)的鉛條，作為筆來寫字，這也是“鉛筆”名的由來。鉛條能像鉛筆一樣寫字，這一現(xiàn)象與鉛的下列性質(zhì)有關(guān)的是（）A、硬度小B、熔點(diǎn)低C、密度大D、能導(dǎo)電李明同學(xué)在做蠟燭燃燒的探究實(shí)驗(yàn)時(shí),用火柴去點(diǎn)蠟燭剛熄滅時(shí)的白煙，他驚奇地發(fā)現(xiàn)蠟燭又能重新燃燒起來。由此，他大膽地做了一個(gè)推測，此白煙是（）A、氧氣B、二氧化碳C、棉線D、石蠟的固體小顆粒“民以食為天”。下列過程主要屬于化學(xué)變化的是（）A、碾米B、淘米C、洗菜D、釀酒判斷鎂條在空氣中燃燒是化學(xué)變化的依據(jù)是()A、發(fā)出強(qiáng)白光B、放出大量熱C、鎂條減少D、有白色固體生成“全球變暖”列為“漢語盤點(diǎn)2007”國際關(guān)鍵詞第一位，與此相關(guān)的環(huán)境問題是（）A、酸雨B、溫室效應(yīng)C、白色污染D、臭氧層衰竭下列對蠟燭燃燒過程中實(shí)驗(yàn)現(xiàn)象描述錯(cuò)誤的是（）A、火焰分為三層B、罩在火焰上的燒杯內(nèi)壁出現(xiàn)水珠C、蠟燭逐漸變短某些金屬工藝品的外觀有銀白色的金屬光澤，同學(xué)們認(rèn)為它可能和鐵一樣，有磁性。在討論時(shí)，有的同學(xué)提出“我們可以拿磁鐵來吸引一下”。“拿磁鐵來吸引一下”這“言論，屬于科學(xué)探究中的（）A、假設(shè)B、設(shè)計(jì)實(shí)驗(yàn)C、觀察D、得出結(jié)論1下列選項(xiàng)中不屬于化學(xué)研究的是（）A、研發(fā)氫能源B、合成新材料C、編寫電腦程序D、用石油生產(chǎn)化工原料1下列圖示實(shí)驗(yàn)操作中，正確的是（）1北京奧運(yùn)會祥云火炬的燃料為丙烷。下列關(guān)于丙烷性質(zhì)的描述中，屬于化學(xué)性質(zhì)的是（）A．無色氣體B．易燃C．℃D．微溶于水，可溶于乙醇1下列括號中對日常生活的變化判斷正確的是（）A．嘴嚼米飯時(shí)有甜味(物理變化)B．玻璃窗破裂(化學(xué)變化)C．用清潔球擦洗鍋上的水垢(物理變化)D．水加熱后變?yōu)樗魵?化學(xué)變化)1實(shí)驗(yàn)室中不能被加熱的玻璃儀器是（）A．試管B．量筒C．燒杯D．錐形瓶12008年初，我國南方遭受50年不遇的冰雪災(zāi)害。在抗擊冰雪的戰(zhàn)斗中，百萬軍民上路鏟并除雪。大型鏟雪車的鏟斗之所以能鏟除堅(jiān)硬的冰，因?yàn)殓P斗是用錳鋼制造的。這說明錳鋼的大，它屬于（填“物理”或“化學(xué)”）性質(zhì)。1在燃燒匙里放入少量白糖，加熱，白糖熔化變成液體，這時(shí)白糖發(fā)生了變化。若繼續(xù)加熱，白糖變黑，生成了碳，這時(shí)白糖發(fā)生的變化屬于變化。1下列描述中是物理變化，是化學(xué)變化，是物理性質(zhì)，是化學(xué)性質(zhì)（填序號）①、堿式碳酸銅受熱易分解②、酒精燃燒③、空氣是無色無味的氣體④、木棒受力折斷1下列哪些性質(zhì)可以鑒別以下各種物質(zhì)，請將有關(guān)的序號填在橫線上：①顏色②狀態(tài)③氣味④味道⑤硬度糖水和鹽水；氧氣和水；銅和鋁；金剛石和玻璃。三、我會探究（每空1分，共7分，其中第一空只要有一個(gè)順序不對就不得分）①點(diǎn)燃蠟燭，緊貼燭芯將火柴梗放入火焰中約1秒后取出②在火焰上方罩一個(gè)冷而干燥的小燒杯；③用火柴去點(diǎn)白煙；④切下一塊石蠟，放入水中；⑤熄滅蠟燭；⑥迅速倒轉(zhuǎn)燒杯，加入澄清石灰水，振蕩。請回答以下問題：（1）參看（2）的實(shí)驗(yàn)記錄，以上操作步驟的正確排序是。（2）按要求填寫下列實(shí)驗(yàn)現(xiàn)象及其結(jié)論。探究步驟對實(shí)驗(yàn)的觀察和描述點(diǎn)燃前石蠟放入水中觀察到的現(xiàn)象燃著時(shí)①點(diǎn)燃蠟燭，把一根火柴梗放在蠟燭的火焰中，如圖所示，約1s后取出可以看到火柴梗的處最先炭化，說明此處溫度。②干冷的燒杯內(nèi)壁出現(xiàn)現(xiàn)象，澄清的石灰水。熄滅后吹滅蠟燭，觀察到一縷白煙。結(jié)論：蠟燭燃燒生成。2寫出下列你熟悉物質(zhì)的符號（請注意大小寫的區(qū)分）2物質(zhì)名稱 水 氧氣 二氧化碳 紅磷 鎂條 五氧化二磷第四篇：人教版九年級英語第一單元測試題人教版九年級英語第一單元檢測題一、單項(xiàng)選擇。(15分)() English at the English corner to improve their spoken ()’m sorry I can’t _______ you please speak more slowly? ()3.— How do you e to school every day?— ’s good for my bus.() grandmother found watching TV _______ but I enjoyed it very ()’m trying to find a better way to _______ my old on out off with() we read usually _______ our () students memorize the new words _______ them many repeating reading practice writing() meeting will begin in ten that we will be ’m happy hope ’m afraid believe() about _______ his telephone number in my notebook? after up for at() hospital opened 5 years for 5 been open opened() don’t think she is ____ honest D./()’s wrong with my son’s _____? He can’t see things () 10th is the ’s Day Day’ Day ’s Day() of the two new books are ()15.— Can I get you a drink?— That’s very nice of ’ve already got 二．完形填空（15分）―What’s the matter, mum?‖As soon as I entered the door, I found that my mother was was 16_______ –she usually opens the door and weles me with a smile!―She’s dying,‖ mum said knew what she 18________，mother’s favorite is month ago, we moved into our new house and mum bought a very beautiful liked it very she was free, she would sit in her armchair beside the tulip and enjoyed its beautiful color and nice regarded it as a baby and 20_______ it put the tulip by window and moved it from one place to another to give the tulip enough first thing she did after she got up every morning was 21_________ the tulip, Mum also fertilized(施肥)it many hoped that 22________ great care, the tulip would bee more and more the tulip was dying 23 ________ too much sunshine, water and ’s true that mother loved the this kind of love 24________be can sometimes 25________ what you love.() () ()() () out over up after() water () () of() () 三．閱讀理解（20分）I’ve been working in a school for more than twenty parents often ask me, ―How can you teach your child good study skills? How can he or she get the homework done as quickly as possible?‖ Here are some tips: the child is as young as nine or ten, ask him or her to prepare a small notebook to write down the homework given by his or her developing this habit, he or she will learn to be much more responsible(負(fù)責(zé)的). a good place to should be a quiet place that is free from everything but study games, radios, or you have decided on a place to study, this should be the only place where your child does his or her homework and