译林版八年级下册英语Unit3 Grammar 参考课件(共36张PPT).ppt

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 2. We _______ trees last Sunday. So far we _______ over 3,000 trees there. A. planted； planted B. planted； have planted C. have planted； planted D. have planted； have planted B 3. I _______ the way. I ________ here for quite many years. A. knew … have lived B. knew … live C. know … have lived D. know … live C Finish off the exercises in workbook. 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 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。 passport n. 护照 Daniel 两年前去了北京。 Daniel went to Beijing two years ago. Daniel 已经在北京居住两年了。 Daniel has lived in Beijing for two years. We use simple past tense to tell what happened in the past. We use the present perfect tense to talk about an action that started in the past and continues to the present. 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. kept has kept 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.) We use the simple past tense to tell what happened in the past. We use the pre