人教全日制普通高中英语（必修）高三UNIT4-3

The study of natural history is not something to be left to biologists. In fact, their capacity in terms of the time they can spend away from their offices is very limited. Even if all professors in universities and research institutes could devote a

人教全日制普通高中英语（必修）高三UNIT4-1

Before the eighteenth century, botany was merely a branch of medicine. Until then, mostly doctors and surgeons studied herbs. Attempts had been made by others to classify plant species into groups, but the breakthrough came with the work of Carl Lin

人教全日制普通高中英语（必修）高三UNIT3-3

Australia was discovered about 53,000 years ago. It is possible that the first people crossed into Australia from Asia on a great land bridge when the water level of the oceans was lower. The first Australians are often called Aborigines, which means

人教全日制普通高中英语（必修）高三UNIT3-2

Australia is as old as time. It was probably once connected to South America, but the continents separated as the earth's plates moved. Having been separated from other continents for millions of years, Australia has many plants and animals that cann

人教全日制普通高中英语（必修）高三UNIT5-2

Talk is cheap, but in the world of advertising, the right word at the right time can make millions. The language used in ads differs from ordinary language. Ad-makers choose words and brand names very carefully in order to create a positive image of

人教全日制普通高中英语（必修）高三UNIT1-1

THE GUINNESS BOOK OF WORLD RECORDS In 1951, the then director of the Guinness Brewery, Sir Hugh Beaver, wanted to settle an argument about the fastest bird in Europe. After talking to his friends, he concluded that a book which answered such questio

人教全日制普通高中英语（必修）高三UNIT3-1

THE PORTRAZT OF A NATION Modem Australia is made up of six states and two territories: Western Australia, South Australia, Queensland, New South Wales, Victoria, Tasmania, Australian Capital Territory and Northern Territory. Australia is surrounded

人教全日制普通高中英语（必修）高三UNIT1-2

ARE YOU EXPERIENCED? Hey man, try that 360 again! It is Saturday afternoon and a group of teenagers are trying new tricks on the park's skating ramp. Every weekend, after finishing their homework, Lin Yong and about a dozen of his friends grab their

人教全日制普通高中英语（必修）高三UNIT16-4

In my experience as a human resources manager, many job applicants are unsuccessful because they fail to prepare for interviews. If you want to get that job, you must do your homework! First of all, learn as much as you can about the employer. It is

人教全日制普通高中英语（必修）高三UNIT2-3

THE UNKNOWN SOUTHERN LAND The unknown southern land was an imaginary continent, appearing on European maps from the fifteenth to the eighteenth century. It was first put there by a Greek map maker in the first century AD. He believed that south of t

人教全日制普通高中英语（必修）高三UNIT1-3

Starting a stamp collection is easy and not very expensive. Before you start, you need to decide what kind of stamps you want to collect. Most people collect stamps that have something to do with what they are interested in: a certain country, a type

人教全日制普通高中英语（必修）高三UNIT2-1

Trade and curiosity have often formed the foundation for mankind's greatest endeavour. To people of early civilisations, the world map was a great puzzle. Marco Polo's stories inspired Christopher Columbus and other European explorers to search for s

人教全日制普通高中英语（必修）高三UNIT2-2

By the middle of the 1920s the farthest corners of the earth had already been explored: the continents and the oceans had been mapped, the North and South Poles had been reached, and the origins, of the world's major rivers had been discovered. All t