人教版高一英语下册Unit19 Modern agriculture 课件VIP免费

Modern Modern agricultureagricultureUnit 19manureQuestions:3. How many parts can you divide the passage into? What is the general idea of each paragraph?1. What is the biggest problem of Chinese farmers?2. What does GM mean? The biggest problem of Chinese farmers is the shortage of arable land.GM is a new technique that can make a thing quite different from what it used to be, bigger and healthier and with no diseases, and it takes much less time to grow.Traditional agriculture in China.Paragraph 2:The development of agriculture before the 1980s.Paragraph 3:New techniques to protect environ-ment as well as increasing produc-tion from the 1990s.Paragraph 4-6:Ways to solve the problem of the shortage of arable land. (Greenhouses GM to create plants) Paragraph 1: Ture or FaulseTure or Faulse1.No advanced technical information was brought in from abroad before 1980. ( )2.Scientists have always tried to increase farming production without harming the environment since the early 1990s. ( )FT3.Growing vegetables can reduce losses caused by bad weather and it can partly settle the problem of the shortage of arable land. ( )4.Traditional methods of farming have no advantages so they won’t be used in future agriculture. ( )TF5. The GM technique can only be used on plants, but not on animals at the present time. ( )FActivities Activities Kind HowWhy Fruit Vegetables Animals