文档介绍：怎样能快速学英语
Before they reached the house, a new great wave came,situation and make sure that all Australian are treated with the respect that they deserve.
Many improve new laws have been passed and special council was set up in 1991 to address issues of equality and rights.
The country is now heading for a future where cultural diversity is appreciated and celebrated.
Working together as one people,
Kooris and other Australians hope to heal the wounds of history and build a society where all members are truly equal.
Unit 4 Green Worlds
READING
THE BIRTH OF A SCIENCE
Before the eighteenth century, botany was merely a branch of medicine.
Unit 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 Linnaeus.
Showing how plants were related was plex and strange thing before Linnaeus developed his system.
The idea to give each species two names was not new, but names were not truly fixed and accepted.
Some scientists classified plants into herbs and trees,
or according to the shape of the fruit, or whether they had flowers or not.
But Linnaeus’ idea of grouping plants in families was unique.
In his system the identification of different species was based on the arrangement of the male and ans in the flowers.
As a result, fruits such as peaches and pears