Warming up、Pre-reading、Reading、Comprehending教案设计（一等奖）

Unit 4

Exploring plants

warming up and reading Teaching goals: 1. Language target: A. Key words and phrase: botany

botanist expedition collection

collector species B. Key sentences a. Collecting “exotic” plants, as they are called, dates bake to the earliest times. b. However, it was not until the eighteenth and nineteenth centuries that the exploration of the botanical world began on a large scale. c. One of the collectors was Father Farges, who collected 37 seeds from a tree that has appealed to him. d. The European classes took great interest in collecting plants. e. Large numbers of seeds failed to grow after long sea voyages. 2. Ability goals A. Students get some information on plant exploration. B. Students get the main idea, find and infer information according to the reading material. C. Students express their ideas after reading.

D. Students help, cooperate and communicate with each other. Teaching important points To enable students to understand the reading material by using predicting, skimming, scanning, analyzing,

Teaching difficult points 1. To enable students make use of given information to express their opinions on the passage.

2. Help students observe language points

Teaching methods Task-based learning approach, Teaching aids Multi-media computer platform Teaching procedures Step 1. Words learning botany

botanist expedition collection

collector species Step 2. Pre-reading (3’)

Predict according to the title.

Focus: Students can make prediction after observing the title carefully. Suggested answer: Plant Exploration in the 18th And 19th centuries

Step 3. While reading Part 1. Skimming

Read the passage quickly and try to find the topic sentence of each paragraph?

Para.1: Collecting“exotic” plant,

as they are called, dates back to the earliest times. Para.2: However, it was not until the eighteenth and nineteenth centuries that the exploration of the botanical world began on a large scale. Para.3: An important group of collectors were French Catholic missionaries who, by the middle of the 18 century, were beginning to set themselves up in China. Para.4: Sir Joseph Banks was a very famous British plant collector,who accompanied James Cook on his first voyage from England to Oceania. Para.5: Keeping plants alive during long land or sea voyages was an enormous challenge.

Para.6: The world of plant exploration was completely changed with Dr Nathanie Ward’s invention of a tightly sealed portable glass container.

Part 2:Structure: Part I: Para1-2

the beginning of plant collecting

Part II: Para3-4

the exploration of plants in the 18th century Part III: Para 5-7

the invention and use of Wardian case Part IV: Para 8-9

the exploration of plants in the 19th centry

Step 4. Scanning T or F Questions: Step 5. Language

points: Step 6.Homework