Unit1Topic1SectionA课件-2021-2022学年仁爱版九年级英语上册.pptxVIP

Unit 1 Topic1 Our country has developed rapidly.Section A Saturday morningplay computer gamesI have finished my homework. I have finished my homework.我已经完成作业了。I have finished my homework.have/has + 过去分词现在完成时：My mother has cleaned the room.They have planted many trees here.助动词 表示过去发生或完成的某一动作对现在造成的影响或结果。现在完成时：I have finished my homework.My mother has cleaned the room.They have planted many trees here.规则动词的过去分词与过去式相同；不规则动词的过去分词要具体背。1. 一般情况-edfinished2. 辅音字母+y变y为i, -edstudied3.重读辅元辅双写尾字母, -edstopped4.以e结尾的-dlivedgowentgonedodiddonebewas/werebeencomecamecometaketooktaken 现在完成时：gowentgonedodiddonebewas/werebeencomecamecometaketooktaken1. 我已经拍了一些照片。I have taken some photos.2. 他已经从家乡回来。我们去拜访他吧。 He has come back from his hometown. Lets visit him.3.他们已经做了家务活。They have done the housework.have/has + 过去分词陈述句：I have taken some photos.一般疑问句：Have you taken many photos? Yes, I have./No, I havent特殊疑问句：What have you done?I have not taken any photos. 否定句： 现在完成时：2. 他已经从家乡回来。我们去拜访他吧。 (改写一般疑问句，作肯定回答)He has come back from his hometown. Lets visit him.3.他们已经做了家务活。（改否定句）They have done the housework.Has he come back from his hometown? Yes, he has.They have not done the housework. The summer holiday is coming to an end. How do you like it?A: Where have you been?B: I have been to...Where did you go? B: I have been to Sydney.A: Where have you been?C: I have been to the park.D: I have been to the bank.D: Where is Maria? She isnt here. Maria has gone to the teachers office. She will be back in 5 minutes.sb. have/has gone to … 某人去……了（去而未归）sb. have/has been to … 某人去过……（去而复返） the South PoleShanghai the South PoleThe ship has gone to the South Pole.Shanghai the South PoleShanghaiThe ship has been to the South Pole. ChinaAmerica He has gone to America.AmericaChina He has been to America.ChinaAmerica teachers’ officeclassroom teachers’ officeclassroomShe has gone to the teacher’s office. (she isn’t here now.)have(has)gone to 已到某地去了 (强调主语已经离开，不在讲话的地方） teachers’ officeclassr