Unit 6Topic3 SectionB.ppt

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1、Traffic signsWhat does it mean?Word formationuseless adj.use v.useful adj.careless adj.care v.careful adj.helpless adj.help v.helpful adj.She is wearing a _.helmetDo you think it necessary for a bike rider to wear a helmet?Listen to 1a and complete the sentences.1.We should never ride _ _.2.We shoul

2、d wear bicycle _ when riding.3.We should have _ on the bike or wear _ clothes while riding at night.4.We should learn more _ _.1btoo fasthelmetslightslight-coloredtraffic rules Grammar(if)Blackbord wordseg,If everyone obeys the traffic rules,the roads will be much safer.eg,We wont go for a picnic if

3、 it rains tomorrow.eg,We will get a fine if we dont follow the traffic rules.eg,If he studies hard,he will pass this exam.由由if引导的状语从句叫条件状语从句。引导的状语从句叫条件状语从句。这个从句可以放在主句的前后，在这个这个从句可以放在主句的前后，在这个从句中，如果主句是一般将来时或具有从句中，如果主句是一般将来时或具有将来的含义，从句的谓语动词常用一般将来的含义，从句的谓语动词常用一般现在时表示将来。现在时表示将来。2abreak the rulesget a fin

4、e Look at the pictures.Discuss the results of breaking the traffic rules with if.The expressions under each picture may help you.cross a busy roadbe in dangerIf you break the rules,you will get a fine.If you cross a busy road,you will be in danger.2amake a wrong turncause troubleIf you make a wrong

5、turn,you will cause trouble.not drive carefullyget hurtIf you dont drive carefully,you willget hurt.Look at the pictures.Use if to discuss the results of breaking the traffic rules.The expressions under each picture may help you.2bMatch the two parts of the sentences to make traffic rules.()1.If you

6、 ride at night,()2.If you ride on the street,()3.If you drive a car in England,()4.If you drive too fast,()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 si

7、de of the road.E.you should have lights on the bicycle or wear light-colored clothes.F.you will get a fine.A/EADB/FCF用所给动词的正确形式填空用所给动词的正确形式填空1.If he (want)to see you,you can tell him to wait.2.We (not go)to the park if it doesnt rain tomorrow.3.You should tell him if he (not know)it.4.We will get a

8、fine if we (break)the traffic rules.5.Our environment (become)more beautiful if everyone cares for it.wantswont godoesnt knowbreakwill becomeHomework1.Review the key points in Section B.2.Learn more about the adverbial clauses of conditions and make more sentences.3.Talk about it：How should we stay safe on the roads?4.Preview Section C.