现在完成时学习课件(上课用).ppt

※短暂性动词与延续动词间的转换 5.短暂动词和 延续动词转换 短暂性动词 延续性动词 become finish return go/leave open/close begin/start end die catch a cold become interested in get married be be over be back be away (from) be open/ be closed be on be over be dead have a cold be interested in be married 瞬间动词 vs延续动词 瞬间性动词 延续性动词 put on get up wake up fall asleep join arrive/reach wear/ be on be up be awake be asleep be in=be a member of be in/at 练习 判断：他到达车站半个小时了 He has arrived at the station for half an hour( ) He has been at the station for half an hour .or He arrived at the station half an hour ago He _______the League since two years ago Joined B. has joined C. has been in 翻译：这个电影已经放映十五分钟了 ——------------------------------------------------------------ The film has been on for fifteen minutes. have /has been to，have / has gone to， have / has been in的用法区别 1 “ Have /has been to+地名 ”表示曾经去过某地，说话时已经回到说话地点，常与once 、twice、ever、never 等时间连用。 2 “ have / has gone to +地名 ”表示去某地了，现在没有回答，人不在说话地点。 3 “ have / has been in +地名 ”表示“在某地”。指一种存在状态 巧记 ： been to ，gone to been in 意不同，三者用法要记清； have / has been to + 地名，曾经到过某地行； have / has gone to + 地点，到某地去了已走远。 have / has been in +地名， 已经在某地了。 用have /has been to和have / has gone to填空 1.— Hi，Lucy， you ever Beijing？ — No，I . 2.— What about your sister，Lily？ — Oh，she Chengdu， she will come back next week. — Ok，thanks. — You’re welcome. have been to haven’t has gone to 四)It is +一段时间 +since+句子(一般过去时) =一段时间+has passed +since + 句子(一般过去时) Eg. It is five years since I joined the army. =Five years has passed since I joined the army. 练习 自从我来到这正好两天 It is just two days since I came here Two days has passed since I came here It___________ (be) ten years since I _________(finish) middle school. is\has been finished The Present Perfect Tense 一