Unit 10 Section A Grammar Focus-4c 课件 2022-2023学年人教版八年级英语下册

To learn the present perfect tense with for and since. To be able to use the present perfect tense with for and since properly. Review have, for 5 years own, for a long time I have had the toy bear for 5 years. I have owned the scarf for a long time. have, since I was a child own, since his fourth birthday I have had the bread maker since I was a child. He has owned these soft toys since his fourth birthday. have, for a couple of months I have had the board games for a couple of months. Grammar I have had this magazine for a couple of months. I have had them since I was a child. 某些动词的现在完成时可表示过去某一时间开始并一直持续到现在的动作或状态。 可和表示延续性的时间状语连用。 比如______________________/___________________ for a couple of months since I was a child Grammar: for & since I have had this magazine for a couple of months. My mom's had it for a long time. He has had the book for 3 years. I've had them since I was a child. She has had the toy bear since her 11th birthday. They have had the scarves since 3 years ago. for+一段时间 since + 过去时的从句 since + 过去时间点 since + 一段时间+ ago 完成句子。 1. 那边那辆自行车你买了多久了？ __________ have you had that bike over there? 2. 我已经买了三年了。 I’ve had it ______________. How long for three years 3. 他的儿子拥有火车和轨道多久了？_________________________ the train and railway set? How long has his son owned 4. 他从四岁生日时就有了。 He’s owned it _________________________. 5. ——你踢过足球吗？ ——踢过，小时候踢过。但是现在已经有好一阵没踢过了。 —______________ ever played football? —Yes, I did when I was little, but I ___________________ for a while now. Have you haven’t played since his fourth birthday I haven’t read it yet. Sandy, have you finished the reader yet? 3. Have you read Little Women yet? 4. I’ve already read it. 5. I’ve just finished Oliver Twist and … 6. Have you heard of them yet? 【例句】 现在完成时的构成： 肯定句: 主语+have/has+过去分词+其他 否定句: 主语+haven’t/hasn’t+过去分词 +其他 一般 Have/Has+主语+过去分词+ 疑问句：…？ 肯定答语: Yes, 主格代词+have/has. 否定答语: No, 主格代词+haven’t/hasn’t. 什么是现在完成时？ I have already seen the film