英语人教版八年级下册Present Perfect Tense (Ⅰ).docx

英语教学设计肇东市五里明中学陈永杰课题：Unit8 Have you read Treasure Island yet ? Present Perfect Tense ()课型：语法课授课时数：一 课时教学目标：知识目标：Present Perfect Tense ()能力目标：能正确使用现在完成时表达已经发生的事情情感目标：了解经典英美文学作品，提高文学素养和人文素养；增加文化积累，开阔视野，陶冶情操。重点：现在完成时的构成、句型结构；already与yet的用法难点：不规则动词的过去分词；already 与yet的转换教具：多媒体，PPT课件教学过程教师活动学生活动备注Step1Leading-inShow pictures (PPT);Ask Ss to translate some sentences.Answer the questions.Step2Presentation（show PPT）1. Usage 表示过去发生或已经完成的动作对现在造成的影响或结果2. Form 助动词have/has+过去分词3. Sentence structure 肯定句 主语+have/has+过去分词+其他否定句 主语+have/has+ not+过去分词+其他一般疑问句及其答语Have/Has+主语+过去分词+其他？肯定回答 Yes, 主语+have/has.否定回答 No,主语+havent/hasnt.4. 动词过去分词的变化规则(1) 规则动词的过去分词(2) 不规则动词的过去分词5. 常用标志词语already, never, ever, just, before, so far, yet.6. already与yet的用法(1) already与yet都有“已经”的意思，但already常用于肯定句中，放在助动词have/has之后，过去分词之前；yet常用于疑问句中，并用于句末。Ive already seen the film.Have you seen the film yet?(2) yet用于否定句中，意为“还（没）；尚（未）”，通常位于句末。I havent seen the film yet.(3) already与yet的转换在现在完成时态的句子中，含有already的陈述句变为否定句或疑问句时，要把already改为yet，并放于句末。I have already finished reading the book.I havent finished reading the book yet.Have you finished reading the book yet?1. Read2. Remember these usages and rules3. Answer the questions Step3Consolidation1. The teacher and students to summarize.2. The teacher shows some exercises to the students.The students finish them.CheckanswersStep4HomeworkExercisesWrite down them on the exercise books板书设计Unit8 Have you read Treasure Island yet? Present Perfect Tense()1. Usage2. Form3. Sentence structureAttentio