4B Chapter 2 Rules in fun places 课件（新思维小学英语）.pptxVIP

Rules in fun places4B By Nancy新思维小学英语Chapter Two New Wordsclimb dive keep quiet litter run spit turn off yourmobile phone SignsA sign tells us to do something or not to do something. For example:No litteringKeep quiet. Don’t eat in the classroom. For example:Keep quiet Don’t litter.SignsWe often use imperatives in signs.We use Don’t to tell people not to do something. After Don’t, we use the base form of the verb. Don’t pick the flowers.Don’t walk on the grass.Don’t feed the ducks. SignsWe can also use No + ing in signs.No eatingNo litteringNo climbing What kind of signs can you find in the following places? Think of as many as you can and share your ideas with your classmates and teacher. In the parkIn the parkDon’t climb the trees.Don’t walk on the grass.Don’t pick the flowers.Don’t feed the birds. In the classroomIn the classroomNo eating or drinking.Don’t draw on the desk. No running.Keep quiet. In the toiletIn the toiletFlush after use.Wash your hands after use.Don’t waste the water. MustWe use must to say that it is necessary to do something.must = have to / need to For example:Keep quiet. ? You must keep quiet.Don’t run in the classroom. ? You must not run in the classroom.No littering.? You must not litter. We mustn’t climb the trees in the park.In the parkDon’t climb the trees.Example: We _______________ in the park.In the parkDon’t ride a bicycle.Now you try. mustn’t ride a bicycle We ________________________ .Outside the classroomLine up.must line up outside the classroom We _________________________ .In the classroomDon’t play football.mustn’t play football in the classroom We _______________________ .No spitting.mustn’t spit Introducing the settingOne day Charlie and his family went to Century Park.They went there by bus. What other signs can you see on the bus?On the bus, Charlie and his family saw some signs. Which signs can you see on a bus?Do you know why there are rules on the bus? Do you think the bus driver looked happy?Let’s read the s