Unit10 SectionA Grammar focus 课件 2024-2025学年人教版八年级英语下册

Section A Grammar Focus-4c Unit 10 I’ve had this bike for three years. Let’s read How long has his son owned the train and railway set? How long have you had that bike over there? I’ve had it for three years. Have you ever played football? He’s owned it since his fourth birthday. Yes, I did when I was little, but I haven’t played for a while now. Grammar Focus 1.for和since的区别 （1）现在完成时+ for +一段时间 例：我好久没有见到她了。 I haven’t seen her for a long time. （2）现在完成时+ since +表示过去的时间点 例：自1984年以来，史密斯先生就在这里工作。Mr. Smith has worked here since 1984. （3）现在完成时+since+从句(句子要用一般过去时态） 例：自上大学以来他学了大约5000个英语单词。 He has learned about 5000 English words since he went to college. 谓语动词用延续性动词，可以用how long提问。 since＋一段时间＋ago＝for＋时间段; since two weeks ago=for two weeks; I have kept the library book for a week. = I have kept the library book since a week ago. 在现在完成时态中，for与since引导的时间状语可以相互转换。 1. I have owned the toy bear ____ more than six years. 2. He has worked as a policeman ____ ten years. 3. They have worked here ______ June. 4. She has studied English ______ she was five. Fill for or since in the blanks for for since since 2.非延续性动词 表示短暂意义的动词在完成时中不能和表示一段时间的状语连用，因为它们表示的动作不能持续。 be/get(系动词)——be He has come here for 2 weeks. (F) He has been here for 2 weeks. (T) The old man has died for 4 months. (F) The old man has been dead for 4 months. (T) Tick or cross A. How long has Mary left? How long has Mary been away? B. How long has he borrowed the book? How long has he kept the book? C. Maria has come back since Monday. Maria has been back since Monday. Fill in the blanks 1. Becky ________ (has been, has become) a doctor for ten years. She likes her job very much. 2. We are late. The movie ____________ (has started, has been on) for ten minutes. has been has been on 3. Ken, you should return the book to the library. You _________ (have borrowed, have kept) it for more than two weeks. 4. I ________ (have bought, have had) this bike since I was ten, so I want to buy a new one. have kept have had 1. Jim is in Japan. He arrived there three days ago. 2. They are very hungry. Their last meal was ten hours ago. 4a Rewrite the sentences using for or since. Jim has been in Japan for three days. They are very hungry because they have not eaten anything for ten hours/ since ten hours ago. 3. The boy has a toy gun. His mother bought it for him in 2022. 4. I know Anna. I first met her three years ago. 5. Linda is ill. She became ill on Monday. The boy has had a toy gun since 2022. I have known Anna for three years/since three years ago. Linda has been ill since Monday. 4b Fill in the blanks with the correct forms of the verbs in brackets. I _______________ (never be) to the water park before. I want to _____ (go) next month before the weather gets too cold. 2. They __________________ (never own) any pets, but they __________________ (always want) to have a dog. have never been go have never owned have always wanted 4. Cathy and Amy ____________ (not be) back to their hometown for two years. They ______ (miss) their hometown a lot and hope to visit the place next year. 3. We _________ (have) a piano since last November. We _______ (buy) it from the Li family when they moved to the US last year. haven’t been miss have had bought 5. This museum _________ (be) here for over 20 years. It ___ (be) one of the oldest buildings in this small town. has been is 4c Fill in the questions and ask two students. Then complete the chart. 1. Do you have a(n) ____________? How long have you had it? 2. Do you own a(n) _____________? How long have you owned it? Summary U8 Summary U9 have/has been to have/has gone to have/has been in 注意事项：地点副词前不加介词 Summary U10 $$