初中英语人教版七年级下册Unit4_SectionA.ppt

;;Do you know the meanings of the following signs?;No talking!;No visitors!;No?fire! ;No mobile phones! ;Don’t sit on the handrail.;No eating. No drinking.;Emergency Exit;Wet Floor;Do you know the places that have rules? And what rules do you know?;keep rules;What can we do at school? What can’t we do at school?;be late for class = arrive late for class ;Don’t eat in the classrooms.;We can eat in the dining hall.;.;A: Can you fight? B: No, We can’t. We can’t fight. ; A: Can we play it in the classrooms?;Which rules are these students breaking? Write the number of the rule next to the student.;Listen. What rules are these students breaking? Write the numbers after the names.;Student A is a new student. Student B tells Student A about the rules above.;*;5.___ eat in the dining hall;*;5.___ eat in the dining hall;1. Don’t arrive late for class.不要上课迟到。 arrive vi. 到达 When did he arrive yesterday? 昨天他什么时候到达的？;My father arrived in / got to Beijing this morning. 我爸爸今天上午到达了北京。 The farmer arrived at / got to an old house and knocked at the door. 那个农民到达了一个旧房子前并且敲了敲门。; 2. You must be on time. 你们必须守时。 1) must 作为情态动词，表示“必须”、“务必”，有时还表示“一定”，起到加强语气的作用。例如： You must come tomorrow.你（们）明天必须要来。 在回答must引起的问句时，如果是否定的答复，可用don’t have to或needn’t (不必) , 但不能用mustn’t (一定不, 必须不, 不允许, 不得) 。;2) on time 是一个固定介词短语，表示“按时；准时”。 例如： We must get to school on time. 我们必须按时到校。 我们要按时完成任务。 Well finish our job _________. ;3) 系动词be与形容词或介词短语连用，是英语一种常见的语句结构，表示某种状态。例如： be quiet 保持安静；be strict 要求严格 be on time 守时；按时到； be at work 在上班 例如： You mustn’t be noisy, children. 孩子们，你们一定不可喧闹。;3. Don’t listen to music in class. 别在课上听音乐。 listen to … 听…… She is listening to the radio. 她在听收音机。;4. wear a hat 戴帽子 wear v. 穿；戴 The girl often wears a red coat and a white hat. 这个女孩经常穿着红色的外套戴着白色的帽子。;wear强调“穿着”这一状态，也可表示“戴着”。如： She likes wearing colorful clothes. 她喜欢穿着颜色鲜艳的衣服。 dress既可表示动作，又可表示状态，常由人作宾语，