陕旅版四年级英语下册 unit 7全套单元课件

1、 陕旅版陕旅版 四年级下册英语单元优质课件四年级下册英语单元优质课件Unit 7Part BPart CPart AUnit 7 Be careful!Part A陕旅版陕旅版四年级下册四年级下册Lead-inTraffic lightsstopgowaitOther signsGo straight turn left turn right小心的小心的New words停止停止等待等待右；右边右；右边左；左边左；左边交通交通横过；穿过横过；穿过街道街道能；可以能；可以现在现在New wordsColor the traffic lightsCircle the signs you knowL

2、ets learnstop停止停止wait等待等待turn right右转右转 turn left 左转左转 traffic lights交通灯交通灯cross the street过马路过马路Lets talkLets go to the shop. Im going to buy a gift for your grandpa.OK.Be careful! Look at the traffic lights. Its yellow. Dont cross the street. Stop and wait.All right.The light is green. We can go n

3、ow.Lets go.1.Be careful! 小心！小心！ 这是一个表示警告和提醒的祈使句，一般祈使句这是一个表示警告和提醒的祈使句，一般祈使句的肯定句通常用动词原形开头。的肯定句通常用动词原形开头。careful是形容词，意是形容词，意思是思是“小心的；当心的；仔细的小心的；当心的；仔细的”，必须用，必须用be动词。动词。 例句：小心不要打破鸡蛋。例句：小心不要打破鸡蛋。 Be careful not to break the eggs.Language points拓展：拓展：be careful of 意为意为“对对.要小心要小心” 。例句：小心你的健康。例句：小心你的健康。 Be

4、careful of your healthy.2.All right. 好的。好的。 all right用于赞同别人意见或建议，意为用于赞同别人意见或建议，意为“好好;行行;可以可以”。 例句：让我们出去走走好吧。例句：让我们出去走走好吧。 Lets go out for a walk. 好的。好的。 All right.拓展：拓展：all right还用来问候某人或回答别人的问候，还用来问候某人或回答别人的问候， 意思为意思为“很好很好”。 例句：例句：(你你)好吗好吗? (Are you) all right? 很好，谢谢。很好，谢谢。 Yes, thanks. 3.We can go

5、now.我们可以过了。我们可以过了。 情态动词情态动词can意思为意思为“能；会能；会”，表示能力，表示能力（体力、知识、技能），（体力、知识、技能），没有人称和数的变化，没有人称和数的变化，后面直接接动词原形。后面直接接动词原形。 例句：他会讲英语。例句：他会讲英语。 He can speak English.Unit 7 Be careful!Part B陕旅版陕旅版四年级下册四年级下册抱歉；对不起抱歉；对不起New words分钟；片刻分钟；片刻New wordsLets learn morePlease stop. Dont cross. The light is red.Im goi

6、ng to work.Were going to school.Sorry. Please wait a minute.Now the light is green. You can go.Thank you. Bye-bye.Look at the light! Dont turn left. Please wait a minute.Im sorry.Please wait a minute.请等一下。请等一下。wait a minute意思是意思是“稍等片刻；等一下稍等片刻；等一下”。例句：等一下，我要梳洗一下。例句：等一下，我要梳洗一下。 Wait a minute. Ill have

7、 to clean up.Lets playWait a minute, please. Wait a minute. Cross the street. Turn right. Turn left. Stand up. Sit down. Read your book. Dont read your book. Wait a minute, please.Cross the street.Turn left.Turn right.Stand up.Sit down.Dont read your book.Read your book.Look and sayPlease. Dont. Pla

8、y rolesPlease stop.Please go.Please turn left.Dont turn left.Lets chantLeft, left, right, right,Turn around, go, go, go.Right, right, left, left,Turn around, go, go, go.Left, right, left, right.Turn around, go, go, go.Yellow light, red light.Stop. Stop. Dont go.Yellow light, red light.Wait. Wait. Do

9、nt go.Green light, green light.Go ahead. Go, go, go.Unit 7 Be careful!Part C陕旅版陕旅版四年级下册四年级下册Review 1. 祈使句：动词原形祈使句：动词原形+其他其他. 例句：例句：Be careful! 小心！小心！ Look at the traffic lights. 看着交通灯。看着交通灯。 Please wait a minute.请等一下。请等一下。2. 祈使句的否定句型：祈使句的否定句型：Dont+动词原形动词原形+其他其他. 例句：例句：Dont cross the street. 不要过马路。不要

10、过马路。3. 赞同别人意见或建议的答语：赞同别人意见或建议的答语： All right. 好的。好的。4. 含有情态动词的句型：主语含有情态动词的句型：主语+can+动词短语动词短语+其他其他. 例句：例句：We can go now. 我们可以过了。我们可以过了。Listen and number231Look, tick and sayLook. Dont look. Listen. Dont listen. Cross. Dont cross.Turn left. Dont turn left.Stop. Dont stop. Run. Dont run. Look and matchB

11、e careful.Please go.Dont turn left.Please wait a minute.Read and tick or cross It is a busy morning. Look at the traffic lights and be careful. The light is green. People are crossing the street. The boy and the girls are going to school. The young man is going to work. The old man is going to the park. The cars are running.( ) A m