八年级英语OnlinetoursGrammar1教案新版牛津版.docx

Online tours教学目标1. To understand some differences between the Simple past tense and the Present perfect tense.2.To use the Simple past tense and the Present perfect tense. correctly.教 学重、难点1. To understand some differences between the Simple past tense and the Present perfect tense.2.To use the Simple past tense and the Present perfect tense. correctly.教 学 设 计Step 1 Show leaning aims.T:Today well learn 8B Unit3 Online tours (Grammar1) Please look at ourlearning aims.(Then I read it slowly)T: Are you clear ? S: Yes.T: Lets go on .Step 2 :Show “Guide One to the students. Guide One (8)There are some differences between the Simple past tense and the Present perfect tense.Work out the ruleDaniel went to Beijing two years ago. Daniel bought a new computer last month. Mr Wu visited Canada in 2010 and 2011.Have a match! Who can do it best?T:please read and understand them by yourselves.If you have any questions,you can ask your deskmate or ask me.T:Understand? S:Yes.T:Ill give you 2 minutes .Please go.T: OK ,Now,any questions?Step 3 :Show “Guide Two” . Guide Two (10)To learn Grammar ,then finish the fowolling exercise.点拨：（1）现在完成时的肯定句句型 主语（第一、二人称单、 复数） +have 主语（第三人称复数） +have + 过去分词 主语（第三人称单数） +has （2）现在完成时的否定句 句型 主语+have/has+not+过去分词+（3）现在完成时的一般疑问句 句型 Have/Has+主语+过去分词+. 教师介绍现在分词的构成。规则、不规则Check:单项选择( ) 1. I _ in the factory for over one year.A. work B. worked C. have worked D. was working( ) 2. Youd better wake him up at once. He _ for four hours already.A. has fallen asleep B. has gone to bed C. has been asleep D. has gone to sleep( ) 3. Did Jack come to our party yesterday?No, he _. A. isnt invited B. wasnt invited C. didnt invite D. hasnt invited( ) 4. Oh, this is really a big shop. Do you know when it _? A. built B. was built C. has built D. has been built( ) 5. Tea is _ in the southeast of China.A. made B. grown C. produced D. grew( ) 6. I have just got my drivers license. _! A. Good luck B. Thats right C. Just so-so D. Congratulations Time is up,Who can recite? Please check with your desknmates.(Then the teacher will check some students) Lets go on.Please look at “Guide There”Step 4 Class Exercise(-)根据句意和首字母提示，补全下列单词1. The government has taken actions to r_ the air production2. A lot of people threw waste into the lake, so the p_ of the lake caused the fish to die.3. I r_ the importance of spoken English.4. They want to go skiing on the real ice , h_, it is a hot summer.5. Mr Chen has lived in the l_island for ten years, but he didnt feel unhappy. 后进生板演。后教阶段，后进生-中等生-优生更正，讲解。学生不会的老师讲。板书设计 8B Unit3 Online tours (Grammar1)作业布置用所给单词的适当形式填空1. They lived in the country when they got _ (marry).2. We used to_ (swim) every day when we were children.3. I wont believe you till