四级英语下册 Module 1 Unit 2(2)课件 外研(一起).ppt
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1、Module 1Unit 2 Don t feed the ducks!外研社(一起)四年外研社(一起)四年级英英语下下册册Period Three2021/8/8 星期日1SignsA sign tells us to do something or not to do something.For example:No litteringKeep quiet.Dont eat in the classroom.2021/8/8 星期日2For example:Keep quietDont litter.SignsWe often use imperatives in signs.We use
2、 Dont to tell people not to do something.After Dont,we use the base form of the verb.2021/8/8 星期日3Dont pick the flowers.Dont walk on the grass.Dont feed the ducks.2021/8/8 星期日4SignsWe can also use No+ing in signs.No eatingNo litteringNo climbing2021/8/8 星期日5What kind of signs can you find in the fol
3、lowing places?Think of as many as you can and share your ideas with your classmates and teacher.2021/8/8 星期日6In the parkIn the parkDont climb the trees.Dont walk on the grass.Dont pick the flowers.Dont feed the birds.2021/8/8 星期日7In the classroomIn the classroomNo eating or drinkingDont draw on the
4、desk.No runningKeep quiet.2021/8/8 星期日8In the toiletIn the toiletFlush after use.Wash your hands after use.Dont waste the water.2021/8/8 星期日9MustWe use must to say that it is necessary to do something.must =have to/need to For example:Keep quiet.You must keep quiet.Dont run in the classroom.You must
5、 not run in the classroom.No littering You must not litter.2021/8/8 星期日10We mustnt climb the trees in the park.In the parkDont climb the trees.Example:2021/8/8 星期日11We _in the park.In the parkDont ride a bicycle.Now you try.mustnt ride a bicycle2021/8/8 星期日12We _.Outside the classroomQ-upmust queue
6、up outside the classroom2021/8/8 星期日13We _.In the classroomDont play football.mustnt play football in the classroom2021/8/8 星期日14We _.No spittingmustnt spit2021/8/8 星期日15对本课所学内容进行梳理和汇总,自己思考和整理本课的所学与所得。Make some rules in groups.(in classroom,at school,at the library,at park)ACTIVITIES2021/8/8 星期日16TH
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