(课件网) Unit 10 I’ve had this bike for 3 years Grammar 4a-4b Have you ever been to Sichuan Museum No , I have never been there. Have you read Tressure Island yet Yes, I have already read it. How long have you studied in this school I have studied in this school since two years ago. I have studied in this school for two years. The Present Perfect Tense Now In the future In the past 1. 动作发生在过去，但是我们更关注的是当下（现在）的情况。 2. 这个动作发生在过去，和现在有交点，可能还会持续发生在未来。 structure meaning signal words (Time expressions) The Present Perfect Tense Unit 8 Talk about recent events Unit 9 Talk about the past experiences using “ have/has been to” structure meaning signal words (Time expressions) Unit 10 Talk about possessions(拥有物) and things you belong Ask Answer Which two words do we use to describe the time for three years for a while for a long time since his fourth birthday since four years ago since she was a baby since I was a child for+ 一段时间 since (prep.)+ 时间名词 since (conj.)+ 一般过去时的句子 since (prep.)+ 时间名词+ago for / since since I was 12./ for 2 years. buy -- borrow -- arrive -- die -- finish -- begin/start -- leave -- close -- open -- have had have kept have been in/at.. have been dead have been over have been on have been away have been closed have been open 非延续性动词（小册子85） 完成时的对应转换表达 put on catch a cold join the army fall asleep have worn have had a cold have been in the army have been asleep 非延续性动词短语 完成时的对应转换表达 1. I _____(have/buy)the computer for two years. 2. Linda _____(come back/ be back) since three days ago. 3. How long has he _____ (keep/borrow)this book 4. How long have they_____(leave/ be away) Fill in the blanks. have had has been back kept been away They have not eaten for ten hours. The boy has had a toy gun since 2022. I have known Anna for three years. Linda has been ill since Monday. Present situation You have been studied in Xihang No.2 middle school for 2 years. You study in Xihang No.2 middle school. You came to this school 2 years ago. have never been go have never owned have always wanted have had bought haven’t been miss has been is Report :My friend Tony has had his favorite book for two years. He thinks this book has special meaning to him because… … Feelings
