高中英語 Unit 2 Working the Land（Warming up）教案 新人教版必修4

Unit 2 Working the Land (Warming up)課題Unit 2 Working the Land (Warming up)三維教學(xué)目標(biāo)知識與能力Students will know about important people, history and methods of agriculture;備課時間上課時間過程與方法參看教學(xué)過程教學(xué)方法Teaching-guiding學(xué)法指導(dǎo)情感態(tài)度價值觀Students will realize the role that agriculture plays in human life and do something to help to solve the serious problem: starvation.課型 (new class)教學(xué)重點(diǎn)及分析Enable Ss to learn more about agriculture, countryside and farming. By talking they can exchange their experience with each other to know the importance role that agriculture plays in human life and a serious problemstarvation.教學(xué)難點(diǎn)及突破a. How to help students learn more about agriculture.b. Help students really master the usage of words and expressions.教學(xué)過程教學(xué)環(huán)節(jié)老師指導(dǎo)與學(xué)生活動設(shè)計意圖備注（補(bǔ)充） Step 1.Lead-inEnjoy a Poem by Li Shen Farmers weeding at noon,Sweat down the field soon.Who knows food on a tray,Due to their toiling day.Step 2 Warming up1 What do you know about “farming”? 2 According to the pictures to tell the difference between agriculture in the past and now.3. Are you from a farmers family? What do you know about farming? ploughing(犁田) seeding (播種) fertilizing(施肥)irrigating (灌溉) harvesting (收獲) winnowing (揚(yáng)谷) grow some young plants insert the young plants into the field 4. Have you ever grown any plants? If so, what did you do to grow them? If not, what kind of plant would you like to try growing? How would you grow it?Step 3 Presentation1. Read the statistics below. Did you know these facts before? What problem do they show?2. What is the main food in all East Asian and Southeast Asian countries?Rice. It is said that there are 2.4 billion people who eat rice every day throughout the world. 3. What do you think would happen if tomorrow there was suddenly no rice to eat?If that happened, people might die of hunger. The whole world would get into trouble.Step 5 SummaryDo something to help end hunger in the world!The only way to solve the food shortage problem is to increase the yield of the grain crop per land area through the advancement of science and technology. In the late 1990s, Brown, an American scholar, came up with the theory of Chinese Menace(威脅), which said that in the 2030s, Chinese population will add up to 1.6 billion, and had the question who would feed the large population in China as well as in the world.Just at that time, a Chinese scientist declared to the world that China can solve the problem by himself and help to solve the same problem in the world.Yuan Longping “Father of Hybrid Rice”Help to understand the importance of agriculture作業(yè)1. Surf the Internet to find more information about farming.2. Preview the reading. 課后反思