初中英语多媒体教学课件：Unit2 Plant a Plant！Lesson 14（冀教版八下）（共12张PPT）

Lesson 14 People and Plants Lead in 1.Which do you eat more, plants or meat? 2.Can we live without plants? Why or why not? New words Presentation 1.玉米 n. 2.小麦 n. 3.蔽所；庇护 n. 4.家具 n. 5.稻草 n. 6.墨水；油墨 n. corn wheat shelter furniture straw ink Read the passage and answer the question. What do people use plants for? People use plants in many ways. The five uses of plants in our life: Food, shelter, medicine, clothing, things we use to work. 1.There are about eighty thousand different plants in the world that people can eat. 世界上大约有八千种不同的可以吃的植物。 that people can eat是定语从句，修饰plants，that是关系代词，引导定语从句。关系代词，也可以用另一个引导词which代替。当定语从句所修饰的名词指人时，可以用引导词who, that。例如： I like the present that you gave me. The woman who is babysitting the baby is my aunt. 注意：关系代词在定语从句中作主语时不能省略，作宾语时可省略。 Language Points 2. But half of the world’s food comes from only three plants: rice, corn and wheat.但是全世界的食物中，有一半只来自于三种植物：大米、玉米和小麦。  half of意思是“……中的一半