Unit 4  Astronomy：The science of the stars1. spreadvt.&vi. 展开,铺开;散布;扩大;延伸The bird spread its wings. 那只鸟展开了翅膀。Flies spread disease. 苍蝇传播
疾病。 常用结构:spread sth. with sth. 用……抹/涂/铺……spread ...on ...把……抹/涂/铺在……be spread for摆好（桌子）准备spread oneself\[口\]舒展四肢(躺下)[来源:]spread out张开，伸开，铺开，展开，伸长高手过招单项填空Paper making began in China and      ..

Unit 4 new words and expressions1. theoryin theory 理论上  in practice 实际上Your plan is good in theory, but it doesn’t work in practice.2．in time   1) The storm was in time to stop before the sports m
eeting. 终于   2) You’d better return it in time. 及时   3) You’ll learn how to do it in tim
e. 迟早，总有一天  on time 3. unlike \ dislikeUnlike John, Tom dislikes playing football.4. harmful be harmfu 

 (必修三·Unit 4)Ⅰ.单项填空1．What a strange man！He loves his wife，but ________ he often beats her.A．at a time              B．at one timeC．in time                  D．at the same time答案与解析：D　句意为：他这个人很奇怪。他爱他的妻子但同时又经常打她。at the same time“同时”；at a time“一次”；at one time“曾经；一度”；in time&ldquo..

Unit 4 Astronomy: the science of the starsPeriod 4　Learning about language--Grammar :The Subject ClauseTeaching plan & designTeaching analysis：This is the fourth teaching period of this unit. This teaching period mainly deals with the following: 1. Reviewing noun clauses as the object and as the predicative; 2
. Learning the new grammar items: noun clauses as the subject. Students often feel 

课堂导学基础巩固　　一、词汇详解1.It exploded loudly with fire and rock,which were in time to produce the water vapor,carbon dioxide,oxygen,nitrogen and other gases,...它（地球）巨大的爆炸喷出了烈火与岩石，最终产生了水蒸气、二氧化碳、氧、氮和其他多种气体，……要点提示:in time来得及;总有一天，迟早典型例句:I was just in time for the flight.我刚好来得及赶上那班飞机。I will see him in time.总有一天我会遇见他。相关链接:与time相关的短语in no time立即，立刻　at any time 在..

新人教版高一英语必修三第四单元Astronomy: the science of the stars 教案之语言点详解词汇详解：1.In our solar system eight planets circle around the sun.版权所有在我们的太阳系里八个行星绕太阳运转。The birds were circling around over the lake. 鸟儿在湖面上空绕圈子。The teachers are used to circling the pupils' spelling mistakes in red ink. 　　21*cnjy*com教师习惯于用红笔圈出学生的拼写错误。They sat in a circle round the fire.他 

Unit 4 Astronomy: the science of the starsPeriod 5　Using language: Extensive reading整体设计教材分析This is the fifth teaching period of this unit. As usual, the teacher should check students’ homework and offer chances for them to go over what they learned in the last period at the beginning of the class. Then lead in the new lesson.In this period, the teaching emphasis will be put on developing s