Lesson 25: Let’s Do an Experiment! 学案(1课时)

平堡中学导学案
学科：English 年级：nine 主备人：Wu Cheng 教研组长： 教务处： 上课时间：2014年10月21日
第24课 课题 Lesson 25: Let’s Do an Experiment! 课型 new Ⅱ.翻译下列短语。1. 给广口瓶装入水___________　2. 用硬纸板盖住瓶口_____________3把广口瓶翻转过来____________ 4.做一个实验____________________5.科学的方法______________________合作探究，学习新知：Ⅰ.（独学）读课文，想一想下面的两个问题What experiment is Brian going to do ________________________What’s Danny’s theory about what will happen __________________Ⅱ. 再读课文，给下列句子排序。Put your hand on the cardboard. And turn over the jar carefully.Move your hand away quickly.Fill the jar with water.Cover the top with a piece of cardboard.The cardboard will hold the water up.______ ______ ______ _____ ______
学习目标 1. 掌握单词及短语：science n. experiment n. fill v. prove v. scientific adj. method n. do an experiment, fill…with, cover…with, turn…upside down, be(not)sure…2.了解詹妮、丹尼和布莱恩的实验并说明理由。
重难点 句型结构: Be sure的用法
自主学习，温故知新：1. 自学教材第25课单词与词组，你可以听录音跟读，根据音标读，或者请教别人读。做到发音标准，弄清词性和汉语意思。读得同时用红色圈出新单词，用红色双圈圈出生单词。 2. 自学教材第66页内容，仔细读课文至少五遍，弄清课文大意。用红色横线划出文中的重要句子。【自主学习】I．（独学）自读课文，把你圈出的这些单词写下来。_______________________________________________________________
【当堂检测、反馈评价】判断下列句子的正误。Put a piece of cardboard over the jar. ( )Turn over the jar carefully. ( )Move your hands away quickly. ( )When the jar is upside down, the water spills out. ( ) There is more air outside the jar than inside the jar. ( )【拓展延伸】I．完成句子。我们把瓶子装满了水。 We ________ the bottle _______ water.我用一张纸把食物盖上了。I _______ the food _______a piece of paper.我认为地板会湿。I think the floor _________ _____ _______ quickly.我确信汤姆不会来了。I _______ _______ Tom won’t come.我们要做这个实验，来观察一下会发生什么事情。 We will ______ the experiment and _______ what will happen.Danny, please _________ the bottle________ ________(把瓶子倒置)Don’t worry. I _______ _________ that you’ll recover soon.(确信)让我们一起做这个实验吧！________ _________ the _________ together!I need five ________ _________ __________.( 5张纸)We must learn everything with__________ ___________ .(科学方法)________(把…翻过来)the card ______and you can read the words on it .II．选择。( ) 1. He is sure _________ his answer. A. of B. for C. in D. with( ) 2. He filled the bottle___ water the day before yesterday. A. with B. of C. by D. on( ) 3. The cardboard can__ the water in the jar. A. close B. keep C. hold D. make( ) 4. There ____ a football game between Italy and Germany tomorrow morning. A. has B. is going to be C. will have D. has been
教学反思