Warming up、Pre-reading、Reading、Comprehending第二课时 公开课

Unit 4 Exploring plants warming-up reading and comprehending Teaching aims: 1.Enable the students to learn some plants 2. To improve the students’ speaking and reading ability

3. To help the students to develop great interest in plants Teaching important point: Enable the students to read a passage effectively Teaching difficult point: How to improve the students’ reading ability

Teaching procedures: step1 warming-up to use some pictures to warm up How much do you know about plants? step2 pre-reading Do you have a courtyard or some pot plants on your balcony? Do you know where these plants come from? Are they Chinese plants or do sth step3 reading 1.scanning Scan the title of the reading passage and the pictures and predict what it is about? 2.skimming Skim the passage and try to get the main idea of this passage 3 careful reading Try to get the main idea of each paragraph. Para 1: explains when plant collecting began

Para 2: describes when and where plant collecting began on a large scale by Europeans. para3: talks about French Catholic missionaries who collected plants in China in the 18th century. para4: is about the famous British plant collector, Sir Joseph Banks, who collected many new plants in Australia. para5: explains the problems of keeping plants alive on long trips. para6: describes an experiment carried out by Dr Nathaniel Ward who invented a glass case in which to transport plants on long journeys. para7: is about Robert Fortune, a British plant collector who made several trips to China in the 19th century. para8: is about Father Farges, a French Catholic missionary who collected plants in China in the 19th century. para9: describes how many European plant collectors, such as E H Wilson, went to China so that new plants could be introduced to gardens in the West. Step4 Discussion •

If you are a botanist from Britain and you are asked by the King to collect seeds of trees from China, what will you prepare? Why? •

Do you think plant exploration is meaningful? Why? step5 Homework Finish off the exercises in the workbook.