八年级英语下册Unit6EnjoyingCyclingTopic3bicycleridingisgoodrciseSectionB教学课件新版仁爱版

1、unit 6 enjoying cyclingtopic 3 bicycle riding is good exercisesection b teaching aims 1. learn some new words and expressions: careless, helmet, light-colored, get a fine, be in danger, make a wrong turn. 2. learn the usages of adverbial clauses of condition. (1) if we break the traffic rules, we ma

2、y get a fine and even be in danger. (2) if we ride at night, we should have lights on the bicycle or wear light-colored clothes. 3. talk about the traffic rules and warnings.if we ride too fast , we mayget hurt.talkif we ride too fast , we mayhave an accident.be in danger.in fact, we should never ri

3、de too fast.projectwork in groups and play the work in groups and play the if chain gameif chain game. .example: student one: if you ride too fast, you may have an accident. student two: if you have an accident, you may hurt. student three: if you are hurt, you wont be able to go to school. student

4、four: if we ride , we mustwear_. ride _obey _.slowly.helmets(头盔头盔 ).the traffic rulestraffic lightsred means stop.green means go.yellow means wait. crossingit warns(警告) us to be more careful.turn rightno left turnturn leftno right turngo straightif i drive and see this sign, what should i do? if i d

5、rive and see this sign, i should turn left/right. if i ride a bike and see this sign, what should i do? if i ride a bike and see this sign, i should not ride a bike / turn left. look at the pictures. the expressions under each picture may help you. if i break the rules, i will get a fine. break the

6、rulesget a fine if i break the rules, what will happen?if i cross a busy road, what will happen?if i cross a busy road, i will be in danger. cross a busy roadbe in dangermake a wrong turncause troubleif i make a wrong turn, i may cause trouble.if i make a wrong turn, what may happen?if you dont driv

7、e carefully, what will happen?if you dont drive carefully, you willget hurt. not drive carefullyget hurt2b2bmatch the two parts of the sentences to make traffic rules. ( ) 1. if you ride at night, ( ) 2. if you ride on the street, ( ) 3. if you drive a car in england, ( ) 4. if you drive too fast, (

8、 ) 5. if everyone obeys the traffic rules, ( ) 6. if you park your car in the wrong place. a. you must be careful. b. you may have an accident. c. the roads will be safer. d. you must drive on the left-hand side of the road. e. you should have lights on the bicycle or wear light-colored clothes. f.

9、you will get a fine. a/eadb/fcf条件状语从句条件状语从句(1) 常由常由if引导，从句可以放在主句之前也可以放于主句之引导，从句可以放在主句之前也可以放于主句之后。如：后。如： if i break the rules, i will get a fine. / i will get a fine if i break the rules.(2) 条件状语从句的时态：条件状语从句的时态：a. 若若主句主句的动词是的动词是一般将来时一般将来时，从句从句的的谓语动词谓语动词就用就用一般一般现在时现在时，如：，如：if i cross a busy road, i wi

10、ll be in danger. b. 在在主句主句中含有中含有can, should, must等等情态动词情态动词时，时，从句从句要要用用一般现在时一般现在时，如，如: if i make a wrong turn, i may cause trouble.exercise: translate the sentences.1. 如果我们违反交通规则，我们将会受罚甚至会有危险。if we break the traffic rules, we will get a fine and even be in danger.3. 如果你骑车不小心，可能会出事故。if you dont ride

11、carefully, an accident may happen to you.4. 如果发生事故，你可能会受伤。if an accident happens，you may get hurt.2. 如果在大街上骑车，你必须要小心。if you ride on the street, you must be careful.listen to 1a and complete the sentences.1. we should never ride _ _. 2. we should wear bicycle _ when riding.（句中的when riding = when we a

12、re riding。当主句和从句的主语相同时，从句的主语和be动词可省去）如：i was dancing when singing.3. we should have _ on the bike or wear _ clothes while riding at night. 4. we should learn more about the _ _. 1b1btoo fasthelmetlightslight-coloredtraffic rulesaccording to 1a and fill in the blanks :k: the bicycle _ in caishikou st

13、reet was really _.m: yes, it was. the young man _ the bicycle was too _.k: in _, we should never ride too fast. we can wear bicycle _ when riding. if we ride at _, we should have lights on the bicycle or wear _clothes.m: certainly. we should also know more about the traffic rules. if we _ the traffi

14、c rules, we will get a _ and even be in _.k: why dont we go to the traffic_ to learn more traffic rules?m: thats a good _.accidentterribleoncarelessfactnightlight-coloredbreakfinedangerstationideahelmets we learn: 头盔头盔 helmet 左边的左边的 left-hand 罚款罚款 fine 浅色的浅色的 light-colored 十字路口十字路口 crossing 遵守交通规则遵守

15、交通规则 obey the traffic rules 违反交通规则违反交通规则 break the traffic rules“if” clauses: if we ride at night, we should have lights on the bicycle or wearlight-colored clothes.if we break the traffic rules, we will get a fine and even be in danger.we can talk about traffic rules and signs: we should never ride too fast. we should wear bicycl