(
课件网) 人教新目标版 九年级（全） Unit12 Kife is full of the unexpected. Period 3 Section A Grammar focus-4c 阅读课优质课 Presentation Learning aims 1.学习本课新词汇:cream，workday，show up, bean, market, by the end of 2. 掌握句型： By the time I arrived at the party, everyone else had already shown up. When she arrived at the movie theater, she remembered she had forgotten to feed her dog. 3. 通过翻译Grammar focus 中的句子，完成句子，探究过去完成时的概念，用法和结构。 4.通过控制性练习(4a)和自由练习(4b，4c)，能正确使用过去完成时。 Presentation New words Pre-grammar Look and say. cream n. 奶油；乳脂 workday n. 工作日 show up 赶到；露面 bean n. 豆；豆荚 market n. 市场；集市 by the end of 在(某时间点)以前 Presentation Revision Pre-grammar Look and say. What happened to her When she got to school, she realized that she had left her backpack at home. By the time she got up, her brother had already gotten in the shower. By the time she got outside, the bus had already left. 9 By the time she walked into class, the teacher had started teaching already. Presentation Warming up Pre-grammar Look and say. Have you ever been late for school The bell rang. 8:00 A.M She got to school. 8:15 A.M present By the time _____, the bell _____. she got to school had rung 8:22 A.M. 8:20 A.M present The teacher started teaching already. She got into the classroom. When she_____, the teacher _____ already. got into the classroom had started teaching Presentation While-grammar Read and translate. Read the sentences and translate them. Grammar Focus When I got to school, I realized that I had left my backpack at home. By the time I got to school, the bell had rung. Before I got to the bus stop, the bus had already left. I was about to go up to my office when I decided to get a coffee first. As I was waiting in line with the other office workers, I heard a loud sound. Presentation Practice Pre-grammar Look and fill. Fill in the blanks according to grammar focus. 1)当我到达学校的时候，我才意识到我把书包忘在家里了。 _____I got to school, I realized that I ____ _____ my backpack at home. 2)到我返回学校的时候，铃声已经响过了。 ____ ___ ____ I got back to school, the bell _____ _____. 3)我到达公共汽车站之前， 汽车已经离开了。 Before I _____ _____ the bus stop, the bus _____ _____ _____. 4)我决定先买一杯咖啡，然后再去办公室。 I _____ _____ ___ go up to my office when I decided to get a coffee first. 5)就在我和别的工作人员一起排队等候的时候，听到了一个巨大的声响。As I ____ ____ ____ ____ with the other office workers, I ____ ___ ___ ____. When had left By the time had rung got to had already left was about to was waiting in line heard a loud sound Presentation Pre-grammar Grammar Focus What did you find out 探究语法规律 探究一：过去完成时的结构和用法 过去完成时表示过去某一时间或动作以前已经发生或完成了的动作。它表示动作发生的时间是“过去的过去”。 过去完成时的构成：_____+_____ had 过去分词 过去完成时常与_____等引导的时间状语 ... ...
