江苏省东海县横沟中学八年级英语下册Unit3OnlinetoursGrammar1(新版)牛津版课件.pptVIP

1. To understand the differences between the simple past tense and the present perfect tense. 2. To grasp the expressions with the present perfect tense. 3. To grasp the expressions with the simple past tense. 4. To understand different uses of the present perfect tense. dream vi. vt. 做梦，梦想 dream about/of 想象；梦想 e.g. Do you often dream at night? 你在夜里经常做梦吗？ I sometimes dream about my parents. 我有时梦见我的父母。 I dream of becoming a teacher. 我一心想当个教师。 1. 三年前他养了只猫做宠物。 He ______ a cat as pet three years ago. 2. 这只宠物猫他养了三年了。 He _________ the pet cat for three years. Daniel 上个月买了台新电脑。 Daniel bought a new computer last month. Daniel已经买了台新电脑。 Daniel has bought a new computer. (Daniel has a new computer now.) 1. 我上个星期去参观了那个新动物园。 I _______ that new zoo last week. 2. 我已经参观过那个新动物园了。 I ____________ that new zoo. 吴老师2010年和2011年访问过加拿大。 Mr Wu visited Canada in 2010 and 2011. 吴老师已经去过加拿大两次。 Mr Wu has been to Canada twice. 1. 我上周看过这部电影。 I _____ this movie last week. 2. 我已经看过这部电影很多次。 I __________ this movie many times. Finish off the exercises in workbook. 3) 现在完成时可表示持续到现在的动作或状态，动词一般是延续性的，如：live, teach, learn, work, study, know。 　一般过去时常用的非持续性动词有come, go, leave, start, die, finish, become, get married等。 句子中如有过去时的时间副词（如yesterday, last week, in 1960）时，不能使用现在完成时，要用过去时。 （错）Tom has written a letter to his parents last night. （对）Tom wrote a letter to his parents last night.? 1. Mother ____ me a new coat yesterday. I _______ it on. It fits me well. A. had made … have tried B. made … have tried C. has made … tried D. made … tried B * 完成句子。 1. 北京因万里长城而著名。 Beijing _____________ the Great Wall. 2. 这条河是个钓鱼的好地方。 This river is a _______________ fishing. 3. 我三天前听说过这件事。 I _________ this _______________. 4.自从2000年起，他就在上海工作了。 He __________ in Shanghai ______ 2000. is famous for good place to go heard of three days ago has worked since passport n. 护照 Daniel