八年級英語下冊 Unit 1 Past and present Grammar 2教案一 牛津版

最新資料推薦8B Uint1 Grammar 2【教學(xué)目標(biāo)】1.學(xué)習(xí)現(xiàn)在完成時的時間副詞和時間短語。2.能在語境中運用現(xiàn)在完成時?！局攸c難點】現(xiàn)在完成時與一般過去時在時間副詞用法區(qū)別。【教學(xué)過程】Step One: Lead-inThe teacher can have a free talk with the students.e.g. You have known something about Mr. Chen. Could you tell me anything about Mr. Chen? Step Two: Pre-taskRecently we have already known a little about Sunshine Town. I have never been there before. Have you ever been there? S1: No, I havent been there yet.T: Mr. Chen was born there. He has known it since he was very young. He has known it for a long time. Step Three: While-taskTask 1: 1) Tell the students that we can use adverbs of time with the present perfect tense, such as already, ever, for, just, never, since and yet. 2) Some more examples: I have just seen Millie on the playground. Has Millie called yet? No, she hasnt. I have not heard from Millie yet. I have done my homework already. I have never read the novel. 3)現(xiàn)在完成時與時間副詞(on Page16)for +段時間 for two days/three yearssince +點時間 since last night /1992 since two days ago since +句子 since I came here last weekalready 一般用于肯定的陳述句yet 一般用于否定句和疑問句 (否定句中常譯為“還”；疑問句中常譯為“已經(jīng)”。)just 剛（注意與just now的區(qū)別） recently 近來 ever 曾經(jīng)(常用于問句) never 從不up to now till now over/in the past 10 years so far before(句尾且不加時間) eg. Have you visited our city before?4)Exercises A.選擇填空 Have you done your homework _? (for, just, yet)I have _ _been to Chengdu. (ever, never, yet)He has _ washed the dishes. (already, ever, for)He has worked there _ he left school. (already, just, since)Have you cleaned your room _? (for, just, yet)She has known Sam _ nine years. (for, never, since)Have you _ ridden a horse? (ever, for, yet)They have _ arrived. (ever, just, yet)We have not completed the project _. (already, for, yet)B. for or since1. We have lived here _ 1990.2. How long have you studied here? _ 5 years.3. The boy has had a bad cold _ last night.4. Mr. Huang has kept the books _ a week ago.5. I have taught in the school _ I came here.6. We have been friends _ a long time.總結(jié): for +段時間 since +點時間 (過去時間) since +句子(一般過去時態(tài)的句子)C.句型轉(zhuǎn)換 1. The boy has already gone home. (一般疑問句)2. The girl has already given it to me. （否定句）3.They have ever visited the Hainan Island before .（否定句）總結(jié): 1.(現(xiàn)在完成時）肯定句變?yōu)榉穸ň涞幕痉椒ǎ?.（現(xiàn)在完成時）肯定句變?yōu)橐话阋蓡柧涞幕痉椒ǎ?.注意點：just、already、yet之間的關(guān)系及各自適應(yīng)的句型Step Four: Post-task 完成句子(1) 你曾經(jīng)到北京旅行過嗎？ (2) 我已經(jīng)看過這部電影了。(3) 她剛剛完成作業(yè)。 (4) -他們已經(jīng)去看這部電影了嗎? -還沒有呢。(5) 我以前從未看過這本書。(6) 自從他結(jié)婚以來就一直住在這里Step Five Homework最新精品資料整理推薦，更新于二二二年四月四日2022年4月4日星期一08:46:37