人教版八年级英语下册Unit8现在完成时的标志词教学设计

现在完成时的标志词教学设计 [Learning Aims] To learn the signal words of the present perfect tense. To learn the differences of the these signal words. [Language points] To learn to use the present perfect tense with the signal words of the tense. [Difficult points] 1. Be able to use the present perfect tense with the signal words of the tense. 2. Learn to use the present perfect tense to express opinions with the help of the signal words. [Teaching procedures] Step 1 Lead-in Lead in the class directly with the title of this class. Eg: Mother: John, clean your teeth please. John: Mum, I have already( 已 经 ) cleaned them.She has been in Beijing for two years. Father: John,have you finished your homework yet ? John: Yes,I have. I have finished it already. No, I haven't. I haven't finished it yet. 初步感知用于现在完成时的标志词。 Step 2 Pese ntation Present more sentences with the signal words of the present perfect tense. Enable students to learn to use the present perfect tense when there is proper signal words of the tense. Remind students to take the notes down. Step 3 Summary 常用于现在完成时态的标志词（副词,介词）: already (已经): 用于肯定句 I have already posted the letter . yet(已经): 用于否定句,疑问句 He hasn’t done his homework yet. just(刚刚) They have just left. ever(曾经) Have you ever been to Beijing ? never(从不) I have never seen him . before(以前) Have you seen the film before? since(自从…以来) I’ve worked in the school since 1999. for(长达) He’s lived in Shenzhen for 6 years. recently(最近) I have not written to my parents recently. so far(到目前为止) So far she has learned 5 English songs. up to now(到目前为止) in the past several days / weeks/ years(在过去的…) Step 4 Exercise 1. Play a game to solidate the target language of this class by choosing the words that are often used in the present perfect tense. 2. Finsih some exercises.