中考英语《现在完成时》ppt语法复习课件(共44张_ppt).ppt

现 在 完 成 时 态 The Present Perfect Tense study English How long have you been studying English? I have been studying English for two years. (2009-now) 2009 started studying English 2012 studying 2 years has been studying When did you start studying English? In 2009. 现在完成时 Present perfect tense 构成: 助动词have/has + 过去分词 1.肯定句 现在完成时的肯定句式是“have（has）＋过去分词”。 注意：该句式中的have或has是助动词，has用于第三人称单数，其它人称一律用have。 eg. He has eaten supper. They have eaten supper. 2.疑问句 　　现在完成时的一般疑问句式是把助动词have或has提到主语之前。 (回答用“Yes，---have/has．／“No，---haven’t/hasn’t．” ） 3.否定句： 现在完成时的否定句式是“havent/hasnt＋过去分词”。 eg. Has he eaten supper? Yes, he has./No, he hasn’t. eg. He hasn’t eaten supper. They haven’t eaten supper. 通常与表示包括现在在内的时间副词 just (谓语动词之前) （刚刚）, already（已经(肯定句) ）, before, yet（一般疑问(句末） ：已经；否定句：还） never, ever (疑问句) twice recently(近来）等状语连用 1 Tom has already finished his homework. Tom hasn’t finished his homework yet. 2 I have just had my lunch. She hasn’t seen you before. 3 Have you ever eaten fish? I have never eaten fish ① I have never heard of that before. ② Have you ever ridden a horse? ③ She has already finished the work. ④ Have you milked the cow yet? Yes, I have done that already. ⑤ I’ve just finished my homework. ⑥ He has not come yet. Exercises 1. I ________(have) lunch already. 2. the train_______ (arrive) yet? 3.Tom ____ never_______ (be ) to China. 4. The twin ______just _____(see) my father. 5. The twins ____(see) my father just now. 6.______ you ever _______(ride) a horse? Never. have had Has arrived has been has seen saw have ridden 7._____ you ________(clean) the room? Yes, we__________(do) that already. When _______ you ______(do) it? We _______(do) it an hour ago. 8.______ he ______(see) this film yet? No. When _____ he _____(see) it? He ______ it tomorrow. 9. How many times _____you______(come) here? O