李晖Unit4Grammar Focus-3c课件.ppt

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1、Unit 4 Dont eat in class.Section A Grammar Focus-3cvExercise songs.mp4Dont fight.What are the rules at your school?Dont arrive late for class.Dont be late for school.Dont listen to music in the classroom.Dont run in the hallways.Dont eat in the classroom.Dont wear a hat in school.Please keep quiet i

2、n the library.Dont smoke.(No smoking)vUnit4_SectionA_1b课文动画.swfAre there any school rules in your school?What are they?Dont run in the hallways.Dont fight.What are the rules?We must be on time for class.Can we eat in the classroom?No,we cant,but we can eat in the dining hall.Can we wear a hat in cla

3、ss?Yes,we can./No,we cant.Does he have to wear a uniform at school?Yes,he does./No,he doesnt.What do you have to do?We have to be quiet in the library.Grammar Focus1.不要在楼道里跑。不要在楼道里跑。_2.不要打架。不要打架。_3.有什么规则？有什么规则？_ 4.我们必须按时上课我们必须按时上课._阅读阅读Grammar Focus部分，完成下列句子。部分，完成下列句子。Dont fight.Dont run in the hall

4、ways.What are the rules?We must be on time for class.5.我们可以在教室里吃东西吗？我们可以在教室里吃东西吗？_6.不能。但我们可以在餐厅里吃东西。不能。但我们可以在餐厅里吃东西。_ _7.我们可以在上课的时候带帽子吗？我们可以在上课的时候带帽子吗？_Can we wear a hat in class?No,we cant,but we can eat in the dining hall.Can we eat in the classroom?8.他在学校里必须穿校服吗？他在学校里必须穿校服吗？_9.是的，必须。是的，必须。/不，不必。不

5、，不必。_10.你们必须做什么？你们必须做什么？_ 11.在图书馆里我们必须保持安静。在图书馆里我们必须保持安静。_Yes,he does./No,he doesnt.Does he have to wear a uniform at school?What do you have to do?We have to be quiet in the library.1.祈使句的用法：一般以祈使句的用法：一般以动词动词原形开原形开头头，表示表示请请求、命令、求、命令、劝说劝说、警告等。在祈、警告等。在祈使句中，通常省略句子主使句中，通常省略句子主语语第二人称第二人称you。1.句子结构句子结构(1

6、)肯定句：肯定句：_+其他其他 在餐厅里吃东西。在餐厅里吃东西。_ 在音乐教室里听音乐。在音乐教室里听音乐。_ 骑自行车去上学。骑自行车去上学。_Ride the bike to school.Eat in the dining hall.动词动词原形原形Listen to music in the music room.(2)否定句否定句:_+_+其他其他 不要和同学们打架。不要和同学们打架。_ 不要在教室里打不要在教室里打篮篮球。球。_Dont fight with your classmates.Dont play basketball in the classroom.Dont 动词原

7、形动词原形(3)以以let引起的句子引起的句子 _+sb.+动词动词原形原形 让让我我们们步行去上学吧。步行去上学吧。_ 让让我我们们踢足球。踢足球。(4)No+动词动词-ing形式。表示形式。表示“禁止、禁止、规劝规劝”禁止停禁止停车车！禁止吸烟！禁止吸烟！.LetLets walk to school.No Parking.No Smoking.2.have to 与与must 的用法的用法v1.must“必须必须”（强调主观意志）；（强调主观意志）；v没有人称和数的变化；没有人称和数的变化；vmustnt“不准不准”v have to“必须必须”（强调客观因素）（强调客观因素）v第三人称

8、用：第三人称用：v否定：否定：v疑问句：疑问句：has to dont/doesnt have todo/doeshave toDont run.Turn right.Dont turn right.Dont walk.Do you know these signs in a city?What do they mean?Dont turn left.No smoking.Be careful!No parking!3a.Write the rules for the school library.Library Rules1.2.3.4.Dont talk.Dont eat.Dont lis

9、ten to music.Dont take photos.3b.Use the words to make questions about the rules.Be quiet?Q:Does she have to be quiet in the library?(she/have to/in the library)?A:Yes,she does.Eat?Q:_ (he/have to/in the dining hall)?A:_Does he have to eat in the dining hall?Yes,he does.Listen to music?Q:_ (we/can/i

10、n the hallways)?A:_Wear a hat?Q:_ (we/can/in the classroom)?A:_Can we listen to music in the hallways?No,we cant.Can we wear a hat in the classroom?No,we cant.1.We can eat in class.2.We dont have to come to school every day.3.3c.Make up five cool rules for your dream school.Share your rules with the

11、 class.Your classmates vote for the Coolest School!At my dream school,we dont have to come to school every day.We At my dream school,we dont have to come to school every day.We can eat in the classroom.We can listen to music in class.We dont have to do homework.We dont have to wear school uniforms a

12、t school.1.Discuss and act out your school rules.2.Our parents are so tired!Can you do some things to make them happy?Enjoy the video3.Do you want to have a good environment(环环境境)?In order to make our environment more beautiful,what should we do?In order to make our life more beautiful,we can do：Be friendly.Save water.Dont go out at night.Dont sleep too late.Dont fight with our classmates.Dont kill animals.Dont throw rubbish.Beautiful nature.mp4summaryv1.祈使句用法。v2.情态动词can 用法。v3.have to 与must 用法。HomeworkWrite a letter to your parents about the rules at home.Let them know your ideas.