一般现在完成时.ppt

规则动词的过去分词 work visit ask play stay 不规则动词的过去分词 feel leave tell sell say lay begin fall fly forget take wear write ----Have you seen the film? ---- Yes, I . ---- No, I . e.g. I have finished my homework. 否定句： I my homework. 一般疑问句： you homework? 肯定回答： Yes, I . 否定回答： No, I . 肯定： She has seen the film. 否定： She hasnt (has not) seen the film. 疑问： ---- she the film? ----Yes, she . ----No, she . e.g. She has finished her homework. 否定句： She her homework. 一般疑问句： she her homework? 肯定回答： Yes, she . 否定回答： No, she . 1. already( 已经） (not) yet (还没有…） …yet? (…已经…吗？）； 2. never (从不）, ever （曾经） 3. just（刚刚） before (从前，以前） 4. recently / lately（近来/最近）, in the last/past few ( days / weeks / months/ years) 在最近的几… 5. these days/ weeks/ months （这些…来） 6. so far= up to now（迄今为止，到目前为止） 7. for + 一段时间 8. since+ 过去的时间 ( 自从…到现在） “already” 和 “(not) yet” 在疑问句中、否定句中“ already ”必须换成 “yet ”。 e.g. 肯定句：He has finished his homework. 疑问句：Has he finished his homework ? 否定句：He hasn’t finished his homework ? 或： He hasn’t finished his homework. Practice（操练）: 现在完成时（1） 1. We already (buy) a lot of things. 2. you ever (be) to the Great Wall? 3.They (not, see)the film yet. 4.He just (finish) his homework. 5. I never (hear)such a wonderful story before. 6. Recently I (read) a new book. 7. you (win)an