Unit19 modern agriculture warming up and speaking 人教版 课件VIP免费

Warming upagriculturefarmirrigationfoodcropfieldplantsplainfarminggrainfarmerfertilizer seedprairiecountrysidelandarablelandPair workPair work• ---Would you like …? --- I like …/ I like to…eggplantspotatoestomatocarrotscabbage• If you were given some seeds ,how would you use them?cucumbersgreen peppercornsTask 2: Discussion1 Group 1 & 2: What kind of food did we eat at breakfast, lunch & supper in the past? Group 3 & 4: What kind of food do we eat at breakfast, lunch & supper at present time?2 What can we learn from the differences between the food in the past & at present time?0102030405060708090GrainOilMeatFruitGrainCottonOilSugarMeatFishFruitGrowth of major products 1991-95 compared with 1986-90 percentageWhat is the graph about?What is the graph about?• Growth of major products 1991-95 compared with 1986-90 percentagesHow are people’s eating habits How are people’s eating habits changing over the years? Why changing over the years? Why do you think this happens? do you think this happens? What increased most?What increased most?• Eat more meat, more fruit and more fish.Earn more money and pay more attention to our healthHow has agricultural produce How has agricultural produce changed during years? What do you changed during years? What do you think caused these changesthink caused these changes• China now produces almost 80% more fish and fruit than twenty years ago. Meat is up about 60%....People are eating more meat fruit…. Farmers can make more money from growing fruit and pigs…What effects do you think the What effects do you think the changes in eating habits will changes in eating habits will have on agriculture or nature?have on agriculture or nature?What do you think caused these What do...