第一课时What does this sign mean?It means you shouldn’t smoke.should not =shouldn’tIt means “No smoking”What does this sign mean?It means ‘No littering’.It means you shouldn’t litter here.What does this sign mean?It means ‘No parking’.It means we shouldn’t park here.What does this sign mean?It means ‘Do not touch’.It means you shouldn’t touch it.What does this sign mean?It means ‘Danger’.It means you should stay away from the building.远离It means “No eating or drinking”.What does this sign mean?It means you shouldn’t eat or drink What does this sign mean?It means ‘ Keep off the grass’.It means you should keep off the grass.应该It means you shouldn’t walk on the grass .What does this sign mean?It means you should keep quite.It means ‘Keep quite’.No smokingKeep off the grassNo eating or drinkingNo parkingNo litteringDangerDo not touchBe quiet1.no 后面接动词 +ing, 如 :no smoking( 原形 smoke)2.not 后面接动词原形 , 如 :do not touch( 原形 )3.should 后面接动词原形 , 如 :you shouldn’t walk ( 原形 ) on the grass. 小知识：We can see in the …We can see in the …We can see in the …Different signs mean different things.It means you shouldn’t _____ ______.climb treesWhat ______ this sign ______?It means you ________walk onthe grass.You ______ keep offthe grass.doesmeanshouldn’tshouldWhat ______ this sign ______?It means you shouldn’t ______.doesmeanlitterWhat does this sign mean?It means you shouldn’t take photos.What does this sign mean?It means you shouldn’t eat or drink.What does this sign mean?It means you shouldn’t touch.Jack is back home from the zoo.What doeshe want to do?Please ask and answer the questions with your partner.Jack: Can I ____ ____ _____ _____?Mum:No, you can’t. You sh...
