牛津版高中选修6unit 1 Grammar and usage（共37张PPT）.ppt

Tenses related to present 1.simple present 一般现在时 2.present continuous 现在进行时 3.present perfect 现在完成时 4.present perfect continuous 现在完成进行时 1. My mother loves classical music. 2. My father visits his parents once a week. 3. When I was very young, my granny told me the earth is round and most rivers flow into seas and oceans. Focus on: The exhibition ______on May 1st and ______ at the end of June. (open; close) The plane _________at 11:30 and ________ in Shanghai at 1:20. (take off; arrive) ______there a film on tonight? (be) Translation : I’ll give her the notebook____________. Tell me_________________________. He will keep the work ______________ ________. Practice: All these years we _______________(设法) to get in touch with you. All along we ___________________ (考虑) coming to see you. 3.现在完成进行时比较生动，有时含有明显的感情色彩，而现在完成时往往只说明一个事实,结果或影响，平铺直叙，没有什么感情色彩可言 （a） I have been wanting to meet you for long. （b） I have long wanted to meet you. （a）句比（b）句更亲切，更有礼貌。 2006高考试题链接 1. The house belongs to my aunt but she __ here any more. hasn’t lived B. didn’t live C. hadn’t lived D. doesn’t live 2. As you can see, the number of cars on our roads ___ rising these days. A. was keeping B. keep C. keeps D. were keeping 8.I won’t tell the student the answer to the math problem until he ___ on it for more than an hour. has been working B. will have worked C. will have been working D. had worked 9.Although the causes of cancer ___, we do not yet have any practical way to prevent it. are being uncovered B. have been uncovering C. are uncovering D. have uncovered 10. The building around the corner caught fire last night. The police are now ___ the matter. A. seeing through B. working out C. looking into D. watching over Check the answers(Page9 A): No, I haven’t, but I have been looking forward to visiting it. Check the answers(p9 B): I am performing at th