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课件网) 现在完成时 主讲教师：Cici 现在完成时的用法 part 1 Part 1 ：现在完成时的用法 Hi, Sarah! 嗨，萨拉！ Yes, I have. 是的，我来过。 Hello, Mike! Have you just been to the cinema 你好，迈克！你之前来过电影院吗？ Part 1 ：现在完成时的用法 1.过去发生的动作对现在造成的影响或结果。 I have already had my lunch. now past time had lunch I’m not hungry now 现在完成时的三种主要用法: Part 1 ：现在完成时的用法 1. You’ve eaten my food. 你已经把我的食物吃光了。（言外之意，我没有食物可吃） 2. You’ve changed. 你变了。（即：你和以前不一样） 3. He has returned the book to me. 他已经把书还给我了。（言外之意，书现在已经在我手里了） 注意：对于这一层概念的“现在完成时”，其实也可以用“过去时”，只是由于语境表达的需要，需要强调某一动作完成后所产生的结果或影响。所以，用现在完成时要比过去时更优。 Part 1 ：现在完成时的用法 2.从过去发生的动作，但该动作并未结束，且一直持续到现在。 I have lived here for four years. I have lived here since four years ago. now past time moved here 2020 I still live here 现在完成时的三种主要用法: Part 1 ：现在完成时的用法 1. He has lived here since he came to Nanjing. 自从来到南京，他就住在这里。 2. The boy has learnt the English since 2010. 这个孩子从2010年就开始学英语了。 3. They have talked on the phone for 2 hours. 他们已经在电话上讲了2个小时. 4. The dog has stayed outside for one week. 这只小狗已经待在外面一周了 Part 1 ：现在完成时的用法 注意：该动作一直持续到现在，即：要用延续性动词 以上四个例句中的动词“live”，“learn”，“talk”，“stay”，均已表示发生过，但这些动作还没有结束，仍然持续到现在。这四个动词均“可持续”。 Part 1 ：现在完成时的用法 在表示延续性概念中，需要说明的是： 1.该动词一定要用延续性动词。如果是瞬间性动词，需转换成延续性状态 2. 这一层概念中的时间状语通常是表示时间段。 （大多为：for+时间段，since+时间点/过去时） 如：1. He has lived here since he came to Nanjing. （since+ 过去时） 2. The boy has learnt the English since 2010. （since + 时间点） 3. They have talked on the phone for 2 hours. （for + 时间段） 4. The dog has stayed outside for one week. （for + 时间段） “瞬间性动词”和“延续性动词”的转换 Verb Used for a continuous state Example begin/start have/has been on The film has been on for 20 minutes. finish/stop have/has been over The parade has been over for hours. come/go /arrive have/has been in/at Kitty has been in Hong Kong for two days. leave have/has been away She has been away from home since last Tuesday. “瞬间性动词”和“延续性动词”的转换 Verb Used for a continuous state Example borrow have/has kept She has kept this book since last week. join have/has been in have/has been a member of Simon has been a member of the Football Club since last year. marry have/has been married They have been married for 15 years. die have/has been dead The fish have been dead for some time. Part 1 ：现在完成时的用法 动词 延续性动词（长动作） 瞬间行动词（短动作） 时间段（长时间） 时间点（短时间） 时间 当给定时间段（for+时间，since+时间）的时候，动词一定要用延续性 ... ...
