【探究案】 一、自主学习:听课文录音,填充下表,看谁做得又对又快。What are the parts of plants for? 二、合作探究、展示点评: 探究点1.above 在……的上面,反义词是 below 在……的下面。 注意:above和below可以用于表示度数或海拔,地上面,地下面 比较:on, above, over ①on 指“在……上面”,______和_______接触;There is a book on the desk. ②above 指“在……斜上方”,“高于”某物,不一定_______.而below 与above相对,指“在……斜下方”,“低于”某物,不一定垂直,请翻译句型:There is a map above the desk____________ ③over 指“在……正上方”,强调垂直/ 跨越关系,不接触,There is a bridge over the river. under与over相反,指“在……正下方” , 强调垂直关系,不接触。.(试翻译此句)There are some girls under the tree ____________________________ 探究2.hundred, thousand, million, billion前出现具体数字时,用_______形式, hundred, thousand, million, billion表示一个模糊的概念时用_______形式并常与of 连用。 探究点3: What…for?在英语中意思是“…是用来干什么的?”What are the books for? What…for?也表原因,相当于why…? What did you buy a tree for?= ______did you buy a tree? 三、拓展提升: 用介词on ,above ,over, under, below 填空,使句意完整通顺。 1) There is a map_____ the wall. 2) The light is_____ the blackboard. 3) There is a bridge______ the river. 4 )The ball is_______ the chair. 5)The temperature will stay_____ zero in the day ,but it will fall_______ zero again at night. 【训练案】一、当堂检测:单项选择( )1.There are five ____ students in our school. A. hundred B. hundreds C. hundreds of D. hundred of ( )2.There are _______ people in the world. A. billion B. billions C. billions of D. billion of ( )3.Which sentence is right? A. So I won’t go out because it’s raining now. B. I won’t go out so it’s raining now. C. Because I won’t go out so it’s raining now. D. I won’t go out because it’s raining now. ( )4.---What are leaves_____? ---Leaves make food for the plants. A. to B. for C. in D. at ( )5.The stem holds the leaves and flowers in_____. A. a sunlight B. an sunlight C. the sunlight D. the sunlights 二、课后作业 1,熟读对话,背诵本课词汇. 2.完成配套练习册Lesson 10.. 3.预习Lesson 11.【补充材料】 Failure is the mother of success.失败是成功之母。 One who has time has everything.有时间就有一切。 |