(
课件网) Language Goals: Present perfect tense with been, ever and never. 2. Talk about past experiences. Unit 9 Have you ever been to a museum Section A Grammar Focus (4a-4c) Have you ever been to a science museum Yes, I’ve been to a science museum. / No, I’ve never been to a science museum. Have you ever visited the space museum Yes, I have. I went there last year./ No, I haven't. I’ve been to the art museum many times. Me, too. And I’ve also visited the nature museum. I’ve never been to a water park. Me neither. Grammar Focus =Neither have I. =so have I. 现在完成时 用法 1.过去发生或已经完成的动作对现在造成的影响或结果。常和just(刚刚), already(已经),yet,never,ever(曾经),before(以前),so far(到目前为止)等状语连用(某个动作或状态发生在过去，但对现在造成了影响) 2.从过去某一时刻开始，一直持续到现在的动作或状态。动作或状态可能已经结束，也可能还要继续下去。常和for/since引导的时间状语连用(此时动词必须是延续性动词) have breakfast I have just had my breakfast. (现在我不饿) I’m not hungry now moved here in 2016 I still live here I have lived here for two years. I have lived here since 2016/two years ago. now past I have studied English for two years. 现在完成时的构成：have/has+v过去分词 have visited the Great Wall have seen the film before have read the book have been to Beijing twice have gone to Jinan 现在完成时的句型： 1. 肯定句：主语+have/has+过去分词+其他. 2. 否定句：主语+have/has+not+过去分词+其他. 3. 一般疑问句：Have/Has+主语+过去分词+其他？ 肯定答语：Yes, 主语have/has. 否定答语：No, 主语haven't/hasn't. 4. 特殊疑问句：特殊疑问词+一般疑问句？ What have you read He has never seen such a tall building. 他从未见过这么高的楼。 Have you ever wanted to travel around the world 你曾经想要周游世界吗？ 现在完成时与ever,never连用 1. never “从来没有，从不”，表示否定含义。位于助动词have/has之后，过去分词之前。 2. ever “曾经”，常用于现在完成时的否定句和疑问句中，位于助动词have/has之后，过去分词前。 ★have/has been to表示去过(某地)，可与never，ever，just，twice(次数)等连用。 I have ever been to a water park. 我曾经去过水上公园。 I have never been to a water park. 我从没去过水上公园。 I have been to Beijing twice.我去过北京两次。 注意：have/has been to后加地点副词home, here, there时，省略to。 I have been there.我去过那里。 ★ have/has gone to去了(某地) She has gone to Shanghai.她去了上海。 注意：have/has gone to后加地点副词home, here, there时，省略to。 比较：He has been to Beijing. 他去过北京。 （人已回来，不在北京了） He has gone to Beijing. 他去了北京。 （人已走，不在这儿） have been to & have gone to 区别 have / has been (to) 表示“去过(某地)”，现在已经回来，不在那里了。侧重指经历。 —Where is Tom 汤姆在哪里？ —He has gone to the bookshop. 他去了书店。 have / has gone (to) 表示“去了(某地)”，现在还没回来，可能在去的途中，也可能在目的地。主语往往是第三人称。 1. I_____ Beijing three times. 2. They _____ that village several times. 3. I_____ just _____ the post office. 4. _____ you ever _____ Hangz ... ...
