现在完成时态公开课.ppt

Police in America have stepped up their search for a fifteen-year-old boy. The incident has received great interest due to reports. While we have not dismissed the idea, we are looking into other possibility as well. The police __________ __________ (just finish) searching the area. I ______________(read) your article three times. It’s well written. 用never, ever, already, yet, 填空 1. I have _______ seen him before, so I have no idea about him. 2. Jack has _________ finished his homework since an hour ago. 3. Mr. Wang hasn’t dismissed the idea ____. 4. “Have you ________ seen the film?” “No, I have ________ seen it.” 5. “Has the bus left _______?” “Yes, it has _________ left.” Exercises: since or for 1. He has lived in Nanjing ________ the year before last. 2. I’ve known him ________ we were children. 3. Our teacher has studied Japanese _________ three years. 4. She has been away from the city _________ about ten years. 5. It’s about ten years ________ she left the city. 短暂性动词转换为延续性动词 1) He got to Beijing five minutes ago. He _______ ________ _______ Beijing for ________ ________. 2) I went home yesterday. I _______ ________ _______ home for ________ _________. 3) I became a teacher in 2000. I ________ _________ a teacher for _______ ________. 4) My grandpa died in 2002. My grandpa _______ _______ ________for _______ ________. 5) The meeting finished six hours ago. The meeting ________ ______ ______ for six hours. 6) They married in 1990. They ________ _________ _________ since _________. 7) They borrowed it last week. They _______ ______ it since _______ _____. 8) My brother joined the army two years ago. My brother ________ __________ a ___________ for _______ _______. My brother __________ ___________ in ____________ ___________ for two years. It is the first time that I _________ (visit) the city. This is the first time （that） I _________ (hear ) him sing.　 注意：It was the third time that the boy _______ (be) late. 1.This is the