【文章內(nèi)容簡介】 accuracy of scientific observations and calculations is always at the mercy of the scientist’s timekeeping ?！颕n Frederick,students’parents are buying classroom supplies and offering to pay for groceries and utilities to keep firstyear teachers and principals in their ，學(xué)生家長們出資購買教室用品，并主動為學(xué)校第一年的教師和校長們支付所需的各類雜貨及水電費，以此來留住他們繼續(xù)工作下去。★“Rumors about what’s happening to the district are moving at lighting speed.”said a student.“We wanted to know the truth,and spread that around instead.”一位學(xué)生說：“關(guān)于這個地區(qū)的流言正在以閃電般速度傳播著，我們想知道真相，并且傳播真相?！薄颵et the waves,no matter how big or how violent,affect only the surface of the ，不管水波多大、多猛烈，只對海面造成影響?！颕n the .,the figure is much higher than in Great Britian,and people there spend over 10 percent of their ine on the installment ，這個數(shù)字要比英國高得多，每個人將他們收入的百分之十花費在分期付款上。★The idea of a fish being able to generate electricity strong enough to light lamp bulbsor even to run a small electric motoris almost unbelievable,but several kinds of fish are able to do ——或者甚至能帶動小型電動馬達(dá)——是多么不可思議，但是有些魚確實可以?！顴ngineering studengs are supposed to be examplesof practicality and rationality,but when it es to my college education I am an idealist and a ，但是就我的大學(xué)教育而言，我是一個理想主義者和傻瓜?！颰he reality that has blocked my path to bee the typical successful student is that engineering and the liberal arts simply don’t mix as easily as I assumed in high ，兩者并不是簡單地融合在一起?！颳hen the light reaches the other end,it is first changed into electrical signals,which are in turn converted into sound ，首先轉(zhuǎn)化成電流信號，隨后再轉(zhuǎn)化為聲音信息?！颕n most cases these individuals are dreaming of wealth and fame,not the long hours alone at a ，這些人正夢想著的是財富和名望，而不是在打字機前長時間的工作?！顱ecause we live in a democratic nation,whose citizens make the policies for the nation,large numbers of us must be educated to understand,to support,and when necessary,to judge the work of ，由公民制定國家的政策，我們中的許多人必須接受教育，學(xué)會理解、支持，必要的時候還要判斷專家的工作?！颰here are many munities and populations which have lost precious recoards due to tragic events such as the fire in the Irish courts during Civil War in 1921 or American slaves for whom many records were never kept in the first ，相當(dāng)多的人曾因為一些悲劇事件而失去他們珍貴的資料，如1921年內(nèi)戰(zhàn)期間愛爾蘭法庭失火這樣的悲劇，又如美國奴隸，對于他們來說就有很多珍貴資料未能夠保留下來?！颰heoretically,any individual will someday be able to trace his or her family origins through this ，有一天任何人都能通過這個資料庫查處他或她家族的起源?！颫n the contrary,to avoid problems in aerial navigation,the wheelless vehicle probably will travel no more than three inches above road ，為了避免天線導(dǎo)航，沒有輪子的汽車將在離地面不超過3英寸的距離行駛。★I appeal to you to clarify this issue so that the poor elderly of our city many bee aware of the housing benefits for which they ，這樣我們這個城市里貧窮的老人就可以了解到他們有資格享有住房的津貼?！颕t was believed that a person was sick because he had been attacked by evil ?！颳e are concerned to develop the ability of all our pupils into the full,not just their academic ，而不僅僅是他們的學(xué)習(xí)能力。★We expect our pupils to do their best,not their least,and we give them every encouragement to attain this ，為達(dá)到此目標(biāo)我們也將給予他們充分的鼓勵?！颰he wheel is the simplest yet perhaps the most remarkable of all inventions,because there are no wheels in natureno living thing was ever created with ，或許也是最偉大的發(fā)明，因為自然界原本沒有輪子——沒有任何生物是輪子創(chuàng)造的?！颎irls exceed boys in language abilities,and this early linguistic bias often prevails throughout ，而且這種早期就暴露的語言方面的偏向常常影響終生?！颎randma Moses painted a little as a child and made embroidery pictures as a hobby,but only switched to oils in old age because her hands had bee too stiff to sew and she wanted to keep busy and pass the ，之后繪制刺繡圖案成了她的愛好。老了以后，她的手指變得僵硬不能縫紉，而她還希望保持忙碌打發(fā)時間，就轉(zhuǎn)向油畫?！颰he project provided opportunities for researches from India and abroad to study tigers in the reserves and gather previously unavailable information about their ，使他們可以在保護區(qū)內(nèi)研究老虎，收集以前難以獲得的有關(guān)老虎習(xí)性的資料?！風(fēng)and problem is being serious and many rural people feel bitter about the fact that some rich forests are reserved for ，令許多農(nóng)民痛心的是，一些肥沃的森林地區(qū)被圈起來，建成了老虎保護區(qū)?！颕n learning a foreign language,the best beginning is with the nonverbal linguistic elements of the language,its gestures,its body 、手勢和身勢語入門?！颫riginally the White House was gray and was called the Presidential ，并且被叫做總統(tǒng)府?！颰his new activity involved all the original hunting sequences but the aim of the operation was no longer to avoid ，而目的已不再是避免饑餓。★Some scientists say that 16 of these mirrors,each about half a mile across,could aim their reflected light at one area on the earth that was about 200 miles by 300 ?！颳hat no one knows yet is what effect this artificial daytime would have on plants,animals,and ，人們還不知道的是這種人造白天對植物、動物和人會有什么影響?！颯till,the fact remains that women are now free to enter any career that attracts them,the situation has improved,and the tide is not likely to turn ，事實上女性如今可以自由選擇所喜愛的職業(yè)；情況改善了，這一潮流不可能逆轉(zhuǎn)?！颋ord realized he could use this assembly line method to build ?！顰t the early attempts,the cable failed and when it was taken out for repairs it was found to be covered in living growth,a fact which defied contemporary scientific opinion that there was no life in the deeper parts of the ，當(dāng)科研人員將電纜運出海面對其進行檢修時發(fā)現(xiàn)電纜表面長滿了瘤狀物，這個事實表明海洋深處并不存在生命，這與現(xiàn)代科學(xué)見解相佐?！颯tudies by the Council of Europe,of which 21 countries are members,have shown that 45 percent of reptile species and 24 percent of butterflies are in danger of dying ，百分之四十五的爬行物種及百分之二十四的蝴蝶瀕臨滅絕?！?went on,“we could manage without most industrial products,but we could not manage without ，“沒有工業(yè)產(chǎn)品我們一樣能夠生活下去，但脫離了自然我們就無法生存?！颯ome critics claim that no excuse is acceptable for not informing subjects about the nature of an experiment and giving them a chance to refuse to ，沒有機會選擇拒絕的情況下參與實驗?！颒e took a trip to southern,and there he found just the weather and scenery he needed to finish his ，在那里他恰好發(fā)現(xiàn)了要完成他的電影所需的天氣和風(fēng)景。★Primary and secondary education is financed almost entirely by the state out of central and local tax ?！颰he current opinion seems to be that this should include a general knowledge of what puters are,plus a little of their history and something of how they ，這必須包括一種關(guān)于計算機本身定