Unit1《PeriodFourGrammarandusage》课件2牛津版选修6.ppt

Unit 1 Laughter is good for you;Grammar and usage; Overview of tenses 1:; 地理老师告诉我们地球绕着太阳转。 太阳东升西落。; 他每天晚饭后散步。 我们总是相互关心相互帮助。; 斯密斯先生讨厌鱼而且从来不吃。 玛丽英语和法语都说的很好。;如果明天下雨我们将不得不推迟会议。 除非老板同意，否则我不能走。 ; --- What are you doing? --- I am writing a letter. It’s raining heavily now, so we must stay inside.;简在学习法律而她的姐姐在学习物理。 他正在一边教英语一边学中文。; I am meeting Mr. Wang tonight. 我计划今年去青岛过暑假。 飞机即将飞往伦敦。 ; The girl is always talking loud in public. 她经常借钱却忘记还。 她不停地抱怨(complain)自己的命运不好(fate)。 ;A 表示心理状态、情感的动词 like, love, hate, care, remember, believe, want, mind, wish, agree, mean, need B 表示存在状态的动词 appear, exist, lie, remain, seem, belong to, depend on C 表示瞬间动作的动词 allow, accept, permit, promise, admit, complete D 表示感官的动词 see, hear, notice, smell, sound, taste, look;Practice:;Practice:;Practice:; He has hosted the show eight times. 贝利克克里斯托已经出演过多部电影和电 剧。 我们已去过长城多次。;He has paid his income tax. 医生们已经发现经常大笑的人长寿。 ; ; If you have done the experiment, you’ll understand the theory better. Don’t get off the bus until it has stopped. ;时间上有差异：凡有具体的过去时间，均用过去时态，不能用完成时，如：ago, last year, just now, the other day 等。 结果上有差异：现在完成时强调的是对“现在”的影响和结果，动作到现在刚完成或还在继续；一般过去时强调的动作发生在过去，和现在没有关系。;Chinese have been making paper for more than 2000 years. ;The children have been watching TV all morning.;They have been widening the road. They have widened the road. ;Recently Mary has been doing her work regularly． Recently Mary has done her work regularly;I ___________(认识) him for many years. All these years we _______________(设法) to get in touch with you. They ____________________(结婚) for twenty years. All along we ___________________ (考虑) coming to see you. ;I_____ tired, but happy today. I ______________ my play since January, and now I __________ for actors to perform in it. It ___ exciting to think of them saying the words I ________________ for months. I have already found one enthusiastic actor who ____supe