(
课件网) （人教新目标版）九年级全 Period 3 Section A 4a-4c Unit 12 Life is full of the unexpected. Learning objectives Key words & phrases： cream，pie，bean，market by the end of Key Grammar： Understand past perfect tense. Learn to use adverbial clauses with when，before，as，by the time to narrate past events. cream n. 奶油；乳脂 ① fresh cream 新鲜的奶油 ② cream cakes 奶油蛋糕 bean n. 豆；豆荚 ① green beans 四季豆 ② broad beans 蚕豆 New words workday Today is Friday, the last workday of this week. 今天是周五了，这周的最后一个工作日。 n. 工作日 show up He did not show up. 他没有露面。 赶到；露面 New words market ① a fruit/flower market 水果/鲜花市场 ② an indoor/a street market 室内/街头市场 n. 市场；集市 New words By the time I got up, my brother had already gotten in the shower. By the time I got outside, the bus had already left. When I got to school, I realized I had left my backpack at home. 下列句子使用了什么时态？ 一般过去时 过去完成时 Lead in The Greens had left home when the delivery arrived. The Greens left home at 8:30. The delivery(快递) arrived at 9:30. leave home arrive 8:30 9:30 过去的过去 Lead in 过去完成时, 表示过去某一时间前就已经发生或完成了的动作，对过去的某一时间点造成的某种影响或结果。 当车来的时候，我在车站已等了20分钟。 他说自从1949年以来他就在那家工厂工作。 I. 基本含义 ① I had been at the bus stop for 20 minutes when a bus finally came. ② He said he had worked in that factory since 1949. Presentation ① She said she had been to Paris. 她说她去过巴黎。 ② I didn’t know the way to John’s house because I hadn’t been there before. 我不知道去约翰家的路，因为我之前没去过。 ③-Had you visited the museum before 你以前参观过这个博物馆吗？ -Yes, I had. /No, I hadn’t. 是的，我去过。/不，我没有去过。 ④What had you prepared for the birthday party before yesterday 你昨天之前都为生日聚会准备了什么？ 肯定句： II. 过去完成时的基本结构 主语+had+动词过去分词+其他. 否定句： 主语+had+not+动词过去分词+其他. 一般疑问句： Had+主语+动词过去分词+其他 特殊疑问句： 疑问词+had(+主语)+动词过去分词+其他 肯定回答: Yes, 主语+had. 否定回答: No, 主语+had not. Presentation III. 过去完成时的基本用法 1. 表示过去某一时间可用by, before等构成的短语，也 可用when, before, until等引导的从句。 当我到达机场时，我的航班已经起飞了。 这部电影在我到达电影院之前就已经开始了。 他一直等到她说完。 ① By the time I got to the airport, my flight had already taken off. ② The movie had started before I arrived at the cinema. ③ He waited until she had finished speaking. Presentation 2. 过去完成时用于宾语从句中，表示从句的动作 或状态发生在主句的谓语动作之前。 她说她在成为一名英语老师之前曾在一家外国公司工作了五年。 他说他以前没看过如此激动人心的篮球比赛。 ① She said she had worked in a foreign company for five years before she became an English teacher. ② He said he hadn't seen such an exciting basketball match before. Presentation Make sentences using by the time or before. 4a P92 Practice By the time Mary ... ...
