1、Past and present 教学目标 1.认识和了解现在完成时的构成和用法。2.了解过去分词的构成。 重点 现在完成时与一般过去时的联系与区别。 难点 现在完成时与一般过去时的 联系与区别。 教法及教具 教 学 内 容 个案调整 教师主导活动 学生主体活动 教 学 过 程 Step1 Presentation S2: For four years. T: Yeah, Eddie has lived with Millie for four years.（板 书） Step2 While-task Task 1 Let the students know that the sentence
2、s on the board all include the present perfect tense. Tell the students: We use the simple past tense to talk about what happened at a definite time in the past, like “Eddie was born four years ago”. We use the present perfect tense to talk about things that started in the past and still have some c
3、onnection with the present, like Eddie has lived with Millie since he was born. Eddie has lived with Millie for four years. Task 2 We make positive and negative sentences using the present perfect tense like this. subject have/ has+ (not) past participle I/You/We/They have (not) moved. He/She/It has
4、 (not) moved. We form the present perfect tense by adding have or “has” before a past participle. e.g. have/has + seen/ done/ sung/, etc. Task 3 Tell the student how to write the past participle of Read ,write and remember. verbs. 1) We add -ed to regular verbs. （板书 SeePage13） 2) We form the irregul
5、ar verbs differently. We do not add -ed. Ask the students to look at the table of irregular verbs on Page 121. Ask the students to remember the past participle of irregular verbs. 动词原形 动词过去式 动词过去分词 A B B bring brought brought A B C do did done A A A let let let A B A come came come A A B beat beat b
6、eaten Task 4 (A1) Here is a short exercise for students to finish. Ask the students to complete the table with the correct past participle on page 10. And then work out the rule. Task 5 (A2) After the short exercise, ask the students to complete the sentences using the present perfect. Help them to
7、complete. Ask them not to forget the verb have/ has. Present the Present perfect tense briefly. Subject + have/has+ past participle Task 6 Teach the students how to ask and answer questions using the present perfect tense. Task7 Chat time (A3) Millie and Sandy are talking about a film about Hong Kong. Complete their conversation using the correct forms of the verbs in brackets. Step3 Post-task I. 分清一般过去时与现在完成时 I cleaned the blackboard half an hour ago （只说明“擦”和其发生的时间) I have cleaned the blackboard. （说明现在黑板是干净的） 板书设计 教学札记
