【正文】
ing? take exercise Have you ever taken exercise? go climbing Have you ever gone climbing? Pair work Example: A: Have you ever ...? B: Yes, I have. No, I haven’t. I often go to ... 現(xiàn)在完成時 肯定句:主語 +have/has+過去分詞 否定句:主語 + haven’t/hasn’t+過去分詞 疑問句: Have/Has+主語 +過去分詞 A: Where have you been? B: I have been to the park. sb. have/has been to… A: Where has Mr. Lee gone? I can’t find him. B: He has gone to the restaurant. sb. have/has gone to … 3a Grammar focus Present perfect (Ⅰ ) Now our country has developed rapidly. I haven’t seen him for a long time. Have you cleaned rooms? Yes, I have. / No, I haven’t. Where have you been, Jane? I have been to Mount Huang with my parents. She has gone to Cuba to be a volunteer ... Choose the best answer. 1. Both his parents look sad. Maybe they ______ what happened to him. A . knew B . have known C . must know D . will know 2. — Our country ______ a lot so far . — Yes. I hope it will be even ______ . A . has changed 。 better D . changed 。 3. 我父親到長城去了