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1、Objectives:To summarize and consolidate the use of imperative sentences and adverbial clause:ifdo第1页/共26页1.No shouting!2.Dont cross that rope!3.Dont be rude!4.If you ever go to London,make sure you visit the Science Museum.5.No entry.6.No photos.Observe the following examples carefully.They are all
2、from this module.第2页/共26页1.No _(shout)!2._(not cross)that rope!3._(not be)rude!4.If you ever go to London,_(make sure)you visit the Science Museum.5.No _(entry).6.No _(photo).shoutingDont crossDont bemake sureentryphotosgo Ready?第3页/共26页本单元涉及到的语法内容：本单元涉及到的语法内容：1.1.if if引导的条件状语从句引导的条件状语从句2.2.“禁止做某事禁止
3、做某事”的结构的结构第4页/共26页if引导的条件状语从句引导的条件状语从句.结构：结构：if从句从句+祈使句祈使句If you want to go,please tell me.如果你想去的话，请告诉我一声。如果你想去的话，请告诉我一声。If you want to know more about it,call now.如果你想了解更多内容，现在就打电话吧。如果你想了解更多内容，现在就打电话吧。If you want to know what to see,look at the guide.如果你想知道有什么可看的，就读一下指南吧。如果你想知道有什么可看的，就读一下指南吧。第5页/共2
4、6页If you ever go to London,make sure you visit the Science Museum.如果你去伦敦，一定要去参观科学博物馆。如果你去伦敦，一定要去参观科学博物馆。这个句子可以改写为：Make sure you visit the Science Museum if you ever go to London.位置：位置：if从句可以放在从句可以放在主句之前主句之前，也可，也可放在放在主句之后主句之后。if从句主句if从句主句第6页/共26页.用法：用法：“if从句从句+祈使句祈使句”这种结这种结构用来构用来表达建议表达建议。例如：例如：如果对方生病
5、了，你建议他去看医生如果对方生病了，你建议他去看医生可以说：可以说：If you do not feel well,please go to see the doctor.你如果感觉不舒服，就去看医生吧。你如果感觉不舒服，就去看医生吧。第7页/共26页表示表示“禁止做某事禁止做某事”的结构：的结构：.No+动名词动名词No smoking.禁止吸烟。禁止吸烟。No shouting.请勿喧哗。请勿喧哗。.No+名词名词No photos.请勿拍照。请勿拍照。.祈使句祈使句Dont touch.请勿触摸。请勿触摸。Keep clear of the door.请勿靠近门。请勿靠近门。第8页/共2
6、6页You mustnt take photos of the exhibits in museums.在博物馆里不得给展品拍照。In most museums you cant make any noise.在大多数博物馆里禁止喧哗。.You mustnt/cant.You arent allowed toYou are not allowed to touch the exhibits.不要触摸展品。第9页/共26页1 1Match the signs with the rules.1 No swimming.2 No football.3 No right turn.4 No parki
7、ng.5 No littering.6 No food and drinks.第10页/共26页2 2Look at the signs and write the rules._ _ _Do not touch.No smoking.No photos.No entry.第11页/共26页Complete the sentences with the correct form of the words in brackets.1.If you _(want)to see old machines,_(go)to the museum.2.If you _(visit)London,_(tak
8、e)a boat trip on the river.3.If the computer does not _(start)immediately,_(wait)for one minute.wantgovisittakestartwait第12页/共26页4.If the weather _(get)older,_(put)on more warm clothes.5.If any student _(have)a high fever,_(send)him/her to the school doctor at once.6.If you _(want)to know how it wor
9、ks,_(read)the book.getsputhassendwantread第13页/共26页Complete the sentences with your own ideas.Complete the sentences with your own ideas.If you want to join our team,practise more after class.1.If you do not like the TV programme,_.2.If you want to know where you are,_.3.If you cannot arrive at the s
10、tation on time,_.4.If you need to send an email,_.read a book instead ask someone call your friends and let them knowuse the computer at the back of the classroom第14页/共26页5 5Work in pairs.Ask and answer questions about the museum.What can you see at the museum?You can see an exhibition aboutNow writ
11、e some advice for visitors.Use If.If you want to see ancient technology,go to the ground floor.第15页/共26页6 6Complete the sentences with the words or expression in the box.at between inside into next to on1.The Science and Technology Room is _ the third floor.2.Take the lift to the third floor.It is o
12、ver there,_ the stairs.3.There is a garden _ the back of the building.on next toat第16页/共26页 at between inside into next to on4.You are not allowed to go _ the museum without paying.5.The shop is _ the ticket office and the main door.6.There must be another way _ the room.insidebetweeninto第17页/共26页Co
13、mplete the passage with the expressions in the box.Complete the passage with the expressions in the box.as well as well as comparewith looking forward to make sure pay attention to Well,here we are at the Science Museum.Today we will be looking at ancient and modern technology.You can learn about hi
14、story(1)_ technology.Thats because changes in technology have changed the world.Please(2)_ some machines or tools invented in ancient China.They are very important in history and have changed the world forever.as well as pay attention to第18页/共26页 When you write your reports later,(3)_ that you(4)_ a
15、ncient technology _ modern technology.You might include some information about life in ancient and modern times(5)_.Im(6)_ reading the reports of your visit.as well as well as comparewith looking forward to make sure pay attention to make surewith as welllooking forward tocompare第19页/共26页Listen and
16、label the different parts of the museum.a)Ancient World b)A special room c)Modern World d)Natural World e)Restaurant f)Ticket office g)Toilet1234567第20页/共26页.“禁止做某事禁止做某事”的结构：的结构：1.No+动名词动名词 2.No+名词名词 3.Dont+动词原形动词原形 4.You mustnt/cant 5.You arent allowed to.if引导的条件状语从句引导的条件状语从句:if从句+祈使句 用来表达建议第21页/共2
17、6页.根据句意填空。根据句意填空。1.如果你经过超市，请给我买些水果。如果你经过超市，请给我买些水果。Please _ _ some fruit if you _ by the supermarket.2.如果你饿了，请吃些食物。如果你饿了，请吃些食物。_ you _ hungry,please _ some food.Quizeat buy mepassIf are第22页/共26页3.如果你不知道如何使用它，请向李老师如果你不知道如何使用它，请向李老师求助。求助。If you _ _ how to use it,please _ Mr Li for help.4.如果你想念你父母，就给他们
18、打电话吧。如果你想念你父母，就给他们打电话吧。_ _ _ your parents,please _ _ _ _.dont know askIf you miss give them a call第23页/共26页.用所给单词的适当形式填空。用所给单词的适当形式填空。1.If you are thirsty,_(drink)some water.2._(go)to see a doctor if you _(not feel)well.drinkGo dont feel第24页/共26页Homework1.Finish the exercise in Learning English.2.Preview the new words and expressions in Module 6.第25页/共26页感谢您的观看。第26页/共26页