1、Unit 6 When was it inventedPeriod 7 Section B 3a-3b学习要点：能够用英语讲述自己所熟悉的某一发明的简单过程。一、自主学习1. 篮球运动是一种备受人们喜爱而且充满活力的运动，作为娱乐和锻炼，他被很多人喜欢。 _ 2当他当大学老师时，他被要求想出一种能够在冬天玩的运动。 _ 3人们认为历史上第一次篮球比赛在1891年12月21日举行的。_ 4 奈史密斯医生把他的班里的男生分成两队并教他们玩他的新游戏。_ 5. 同时，他们需要阻止对方把球投到他们自己的篮筐里。 _ 6 这些明星激励着年轻人为实现他们的梦想而努力学习。 _ 7 如今，由于许多年轻人都梦
2、想成为知名运动员，篮球运动在世界范围内得到了普及_二、 课堂活动Step 1：Ask the students to work in pair the following talk using the target language .A: What do you think is the most helpful / annoying invention?B: I think the most helpful / annoying invention is A: Why is that ?B: Well, it gives peopleStep 2:Imagine you are a bus
3、iness person. Write a description of your new invention. Try to sell the invention to the class. 常用句型： 1.I think is a very useful invention. 2. was invented by 3. was invented in 4. It was used for 5. is made of Step3:组长按照要求安排组员间相互评价各自的短文。标注出错误的地方和写得精彩的地方。并在老师的指导下进行评分，选出小组内最佳作文，并展示。三、 课堂检测（ ）1. I no
4、ticed him _ the teachers office just now A. went into B. go into C. was going into D. to go into( ) 2. In the library there_ a large number of books and the number of them _ growing larger. A . is, are B. have, is C. are, is D. have, are( )3. Not only you but also she _to go there A. is asked B. ask
5、s C. are asked D. ask ( )4. The books_ by Hanhan are popular _ studentsA. are written, for B. are written, among C. written, among D. written, between( )5. I wont leave until my work _. A. finish B. Will finish C. finished D. is finished（ ）6. The London bridge _ many years ago. A. built B. was built C. build D. was build 四、课堂评价1.自评： 小组评 ：2.已学到了哪些知识？3.存在的问题或困惑？
