1、Unit 4,Exploring plants,Objectives,1. 学习了解“18世纪和19世纪的植物探 索”、“花朵及其动物传媒”、“热带雨林 的毁灭”、“一个有关植物的实验”等内 容。2. 学习表达情感（惊奇、厌恶）的用语。3. 学习掌握本单元的词汇。4. 复习掌握宾语的用法。,How much do you know about plants?,Warming Up,Can you tell the name of the flower?,Tulip,Tulips are beautifulflowers and people often send them to their f
2、riends as presents.,tulip 郁金香,Peony,the Chinese national flower,peony 牡丹,Sunflower,It comes from North America. Indians there began to grow them some 3000 years ago.,sunflower 向日葵,Rose,Roses are best presents to be sent to friends. And it is also very popular to send roses as love signal between you
3、ng people. Red roses indicate warmth and love and white ones, purity and simplicity, blue ones, honesty and sincerity.,rose 玫瑰,Which is your favorite flower? Why?,DISCUSSION:,Did you know that:,1. some plants do not have flowers?,2. some plants have roots that live in the air?,3. some plants eat mea
4、t?,4. some plants need animals to pollinate them?,5. some plants grow on other plants?,6. plants are adapted to live in specific environments?,7. people buy plants that come from other countries for their gardens?,8. a new plant does not always grow from a seed?,Special plants,Do you have a courtyar
5、d garden or some pot plants on your balcony? Do you know where these plants come from? Are they Chinese plants or do they come from another country?,Pre-reading,When you last visited a public garden, did you look at the individual plants there? Were there any plants from other countries?,How do you
6、think plants have travelled from one country to another?,Scan the title of the reading passage and the pictures and predict what it is about?,Plant exploration in the 18th and 19th centuries,Plant exploration in the 18th and 19th centuries,Its about,what,when,But who? And what exactly did they do?,S
7、ir Joseph Banks (1743 1820),WHO?,Collecting “exotic (外来的)” plants,an English naturalist, botanist and patron of the natural sciences. He took part in Captain James Cooks first great voyage (17681771).,Dr Nathaniel Wards invention,HOW?,The Wardian case,Robert Fortune (1812-1880),WHO?,Robert Fortune A
8、 Scottish botanist and traveller known for introducing tea plants from China to India. Through his use of the Wardian case, Fortune was able to introduce many of the best-known Chinese garden plants into cultivation in Europe and North America.,Pre Paul Guillaume Farges (1844 - 1912),Father (神父) Far
9、ges,WHO?,French missionary and naturalist. Born at Monclar-de-Quercy, Tarn-et-Garonne. He was sent to China in 1867 and remained stationed in north-east Sichuan until 1903. Although he had always nurtured an interest in the local flora (植物群) and fauna (动物群), it was not until 1892 that he started to
10、collect herbarium specimens in earnest. During the eleven years before he moved south to Chongqing, he collected and preserved over 4,000 specimens.,Dove Tree,WHAT?,Ernest Henry Wilson (1876 - 1930),WHO?,better known as E. H. Wilson, was a notable English plant collector who introduced a large range of about 2000 of Asian plant species to the West; some sixty bear his name.,Thank you!,
