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The concept of obtaining fresh water from icebergs that are towed to populated areas and arid regions of the world was once treated as a joke more appropriate to cartoons than real life. But now it is
There were two widely divergent influences on the early development of statistical methods. Statistics had a mother who was dedicated to keeping orderly records of government units (states and statist
Human vision like that of other primates has evolved in an arboreal environment. In the dense complex world of a tropical forest, it is more important to see well that to develop an acute sense of sme
Icebergs are among nature's most spectacular creations, and yet most people have never seen one. A vague air of mystery envelops them. They come into being ----- somewhere ------in faraway, frigid wat
Topaz is a hard, transparent mineral. It is a compound of aluminum, silica, and fluorine. Gem topaz is valuable. Jewelers call this variety of the stone
An important new industry, oil refining, grew after the Civil war. Crude oil, or petroleum - a dark, thick ooze from the earth - had been known for hundreds of years, but little use had ever been made
If the salinity of ocean waters is analyzed, it is found to vary only slightly from place to place. Nevertheless, some of these small changes are important. There are three basic processes that cause
5 Crossing The Rubicon 越过卢比孔河 James Baldwin 詹姆斯.鲍德温 The march to Italy was begun. The soldiers were even more enthusiastic than caesar (2) himself. They climb- ed mountains, waded rivers, endured fatigue, faced all kinds of
The body of an animal may well be compared with(1) some machine like a locomotive engine. Indeed, the animal body is a machine. It is a machine composed of(2) many parts, each part doing some particular kind of work for which a particular kind of str
10 THE IMPORTANCE OF SCIENTIFIC EXPERIMENTS THE IMPORTANCE OF SCIENTIFIC EXPERIMENTS The rise of modern science may perhaps be considered to date as far back as the time of Roger Bacon, the wonderful monk and philosopher of Oxford, who lived between
07 on Etiquette ON ETIQUETTE Etiquette to society is what apparel is to the individual. Without apparel men would go in shameful nudity which would surely lead to the corruption of morals; and without etiquette society would be in a pitiable state an
27 . An Important Aspect Of College Life It is perfectly possible to organize the life of our colleges in such a way that students and teachers alike will take part in it; in such a way that a perfectly natural daily intercourse will be established
26 . Asummer Day One day thirty years ago Marseilles lay in the burning sun. A blazing non upon a fierce August day was no greater rarity in southern France then than at any other time before or since. Every-tiring in Marseiiles and about Marseille
23 . April Days Days(1) of witchery, subtly sweet, When every hill and tree finds heart(2), When winter and spring like lovers meet In the mist of noon and part -- In the April days. Nights; when the wood frogs faintly peep(3) Once -- twice -- and
05 Reading Good Books Devote some of you leisure, I repeat, to cultivating a love of reading good books. Fortunate indeed are those who contrive to make themselves genuine book-lovers. For book-lovers hve some noteworthy advantages over other people.
THE Humming-Bird Of all animated beings this is the most elegant in form and the most brilliant in colors. The stones and metals polished by our arts are not comparable to① this jewel of Nature②. She③ has placed it least in size of④ the order
A wet Sunday in a country inn ! Whoever has had the luck to experience one(1) can alone judge of(2) my situation. The rain pattered against the casements; the bells tolled for church with a melancholy sound. I went to the windows in quest of somethi
25 . Letter to Mrs. Bixby(1) Mrs. Bixby, Boston, Massachusetts, Dear Madam, I have been shown in the files of the War Department(3) a statement of the Adjutant General of Massachusetts that you are the mother of five sons who have died gloriously o
30 . Address To His Troops The time is now near at hand which must probably determine whether Americans are to be freemen or slaves; whether they are to have any property they can call their own; whether their houses and farms are to be pillaged an
35 . The Beauty Of Pisa In The Afternoon On each side of a bright river he saw rise a line of brighter palaces, arched and pillared, and inlaid with deep red porphyry, and with serpentine(2); along the quays before their gates were riding troops of