山東省滕州市滕西中學(xué)七年級(jí)英語下冊 Unit 4 Don't eat in class SectionA 2a2d課件 （新版）人教新目標(biāo)版

Dont talk in class.What are the rules?We cant talk in class!What are the rules?Dont arrive late for class!We cant arrive late for class!What are the rules?Dont eat in class.We cant eat in class!What are the rules?Dont listen to music in class.We cant listen to music in class!What are the rules?Dont run in the hallways!We cant run in the hallways!What are the rules?Dont fight!We cant fight!What are the rules?Dont sleep in class!We cant sleep in class!What are the rules?Dont talk in class!We cant talk in class!Dont .We cant.What are the school rules?A: Hi, _! What are you doing?B: Hi, Mr./Ms_ ! Im eating.A: Can we eat in the classroom?B: No, we cant.A: So dont eat in the classroom!B: Oh, Mr./Ms _. Im sorry.We cant we have to -Can we.?-Yes,we can./No,we cant.draw on the wallpick flowerswalk on the grassplay basketballplay gamesplay PingpongWe have to .clean the blackboardclean the classroomtidy the teachers deskclean the windowget off the bike at the school gateput the bikes in linesDo you have to wear a uniform at school?必須,不得不Do you have to wear a hat at school?Do you have to wear your school card on weekends?Do you have to wear sports shoes for gym class?Do you have to wear shorts for gym class?Do you have to listen carefully in class?Do you have to clean the classroom?Do you have to clean the classroom on vacation?Do you have to do homework after class?Do you have to do some reading every day?1.1. have to 的意思是的意思是“必須、不得不必須、不得不”。 (1) (1) 結(jié)構(gòu)結(jié)構(gòu): :主語主語havehave toto動(dòng)詞原形動(dòng)詞原形 ( (一般現(xiàn)在時(shí)一般現(xiàn)在時(shí), ,主語是第三人稱單數(shù)時(shí)主語是第三人稱單數(shù)時(shí), , 用用has to; ;句子是過去時(shí)句子是過去時(shí), , 用用had to) )have toI/they/we have to do sth.She/He has to do sth. had to do sth.We have to wear sports shoes for gym class. . 在體育課上在體育課上, ,我們必須穿運(yùn)動(dòng)鞋。我們必須穿運(yùn)動(dòng)鞋。Tom has to practice the guitar every day. 湯姆每天必須練習(xí)彈吉它。湯姆每天必須練習(xí)彈吉它。I had to get up at 5:00 a.m. last Monday. . 上周一我不得不早上上周一我不得不早上5 5點(diǎn)起床。點(diǎn)起床。(2) 否定形式否定形式: : 主語主語dont have to動(dòng)詞原形動(dòng)詞原形 ( ( 一般現(xiàn)在時(shí)一般現(xiàn)在時(shí), ,主語是第三人稱單數(shù)時(shí)用主語是第三人稱單數(shù)時(shí)用 doesnt have to; 一般過去時(shí)一般過去時(shí), , 任何主語都用任何主語都用didnt have to ) )Today Nick doesnt have to wear a uniform. 今天尼克不必穿制服。今天尼克不必穿制服。We didnt have to get up early last Sunday. 上個(gè)星期天我們不必早起。上個(gè)星期天我們不必早起。(3) (3) 疑問句疑問句: do ( does/did )主語主語have to動(dòng)詞原形動(dòng)詞原形+?A:Do you have to stay at home on weekends? 周末你必須呆在家里嗎周末你必須呆在家里嗎? B: Yes, I do. / No, I dont. 是的是的, 我必須。我必須。/ 不不, 我不必。我不必。 Does she have to study English every weekend?Yes, she does. /No, she doesnt.Many mothers have to wash the dishes(碗碗) after supper.Students in Hengxi Middle School have to wear the school uniform every day.Xiaoming is a student. He has to finish his homework every day.You have to wear sports shoes for your gym class.Your teachers have to teach you everything.You have to walk with your bikes in the campus.You have to eat lunch at school.We have to wash our hands before lunch or supper.Students have to say “hi” to teachers when they meet the teachers.1. A: What do you have to do at school? B: I have to .Finish homework on time ( )Help each other ( )Clean the classroom ( )Wear a uniform every day( )Obey all school rules ( )Study hard ( )Be friendly ( )Respect each other2. Make a report : At school, my friend has to , and .Who is he/she? Do you know?4We can We have to Can we Do we have to How can you be a good student? We cant We have to