外研-高中英语必修4Module-2Grammar---Imperatives(共17张)课件

1、Opposite Actions（正说反做）Rule（规则）The teacher will give you an order（指令）, but you need to do the opposite action.Opposite Actions（正说反做）Rule（规则）Imperatives（祈使句） Put up your right hand. Sit down.Touch your left ear. Stand up.Close your book.Imperatives（祈使句） Put up your rModule 2 Traffic JamGrammar Imperat

2、ives外研版第四册（必修4）供高一下班学期使用 Module 2 Traffic JamGrammar Imperatives（祈使句） Put up your right hand. Sit down.Touch your left ear. Stand up.Close your book.Look at these sentences and finish the exercises.1. These sentences begin with a _. A. VerbB. V-ing C. V-ed2. These sentences are used to express _. A.

3、 informationB. permission C. orders or instructions3. These sentences are _. A. with no subjectsB. with the second person subjects omittedFeatures(特点） Imperatives（祈使句） Put up your rDefinition（定义） Features 1. These sentences begin with a verb. 2. These sentences are used to express orders or instruct

4、ions.3. These sentences are with the second person subjects omittedImperatives usually begin with a verb and express an orders, a request, a suggestion, a prohibition with the second person subject omitted.祈使句用于表达命令、请求、劝告或禁止，常以动词原形开头，第二人称做主语常省略。Definition（定义） Imperatives usuImperatives Sentence Stru

5、cture（句型结构）Be +n./adj.+ other parts/ V.(+O.)+ other partsLet + sb. +V.+ other partsNo + n./v-ingImperatives + and/or/otherwise + Simple sentenceImperatives Sentence StructureSentence Structure（句型结构） Be +n./adj.+ other parts/ V.(+O.)+ other partsSubject: the second personNegative: Dont + be/v. + Eg.

6、Be careful when you go across the street. 过马路时要小心。 Make sure you turn off the lights and computer. 确保你关上灯和电脑。 Dont worry, mom! 别担心，妈妈！Sentence Structure（句型结构） Be +Match the signs with their meanings.Turn right.Dont go faster than 50kph.Dont turn left.Dont stop.Dont walk.Match the signs with their me

7、aSentence Structure（句型结构） Let + sb. +V.+ other partsSubject: the first and third personNegative: Dont + let sb. + v. Let sb. not +v. Eg. Lets have a rest. 让我们休息一下。 Let Tom help you clean the room. 让Tom帮你打扫房间。 Dont let him go./ Let him not go. 别让他走。Sentence Structure（句型结构） Let Sentence Structure（句型结构

8、） No + n./v-ingUsage: Warnings in public places; “ban doing sth.”Eg. No smoking!Sentence Structure（句型结构） No +Write what the signs mean using No+n./v-ing.No fishing!No swimming!No motor vehicles!No photos!Write what the signs mean usinSentence Structure（句型结构） Imperatives + + Simple sentenceandor/othe

9、rwise只要.就，否则Eg. Simply raise your hand, and a car will appear in no time. 只要举起你的手，一辆车就会立刻出现。 Study hard, or you will fail in the exam. 努力学习，否则你考试会失败。will doSentence Structure（句型结构） andoPractice 单句填空Smile at life, _ it will shine on you.Hurry up, _ well be late for the meeting.Call me tomorrow and I

10、_ (let) you know the lab result._ (find) ways to praise your children often, and youll find theyll open their hearts to you.Make more effort, and you _(succeed).andorwill letFindwill succeedPractice 单句填空andorwill letFiSummary 祈使句无主语，主语you常省去；动词原形当谓语，句首加dont变否定；朗读应当用降调，句末常标感叹号。Summary 祈使句无主语，主语you常省去

11、；第二部分 英语知识运用第二节 阅读下面的材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。（2014新课标卷）For most of us the changes are gradually and require a lot of efforts and work. Just be _ (patientce).（2016新课标卷）It could be anything gardening, cooking, music, sports but whatever it is, _(make) sure its a relief from daily stress rather

12、 than another thing to worry about.patientmake第二部分 英语知识运用第二节 阅读下面的材料，在空白处填入第二部分 英语知识运用第二节 阅读下面的材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。3. （2017新课标卷）Having enough fat and salt in your meals will reduce the urge to snacks between meals and will improve the taste of your food. However, be _ (care) not to go to

13、 extremes.careful第二部分 英语知识运用第二节 阅读下面的材料，在空白处填入第四部分 写作 第一节 短文改错 In the summer holiday following my eighteen birthday, I took driving lessons. I still remember how hard first day was. Before getting into the car, I thought I had learned the instructors orders, so once I started the car, my mind goes blank. I forgot what he had said to me altogether. The instructor kept repeating the word, “Speed up!” “Slow down!” “Turning left!” I was so much nervous