2019-2020年北师大版高中英语选修六Unit 17《Laughter》（lesson1.3）学案.doc

2019-2020年北师大版高中英语选修六Unit 17Laughter（lesson1.3）学案学习目标By the end of the class, the students will be able to:n discover the form & meaning of past perfect continuous;n tell the difference between past perfect & past perfect continuous;n use both correctly and write a small story with past tenses.学习过程课前准备What happened to the shopper in the town center?The dialogue between father and daughter Why was the flight to NY cancelled? Why did the man push his way to the front?课堂活动（一） 预习交流Check the answers.（二） 合作探究DiscoveryShe had been doing some shopping.She realised that she didnt have any money left.He had been waiting in line for some time.He pushed his way to the front.Summary_ 用于描述过去某一动作之前一直在进行或刚刚结束的动作。 Practicethink about it for 20 minutesTom got an idea._hike all morningHe stopped for a rest._ （三） 分层提高Which is correct?He couldnt enter the room because he had lost his key.He couldnt enter the room because he had been losing his key.She was looking for bargains when she realised that she had left her purse home.She was looking for bargains when she realised that she had been leaving her （四） 总结归纳（五） 巩固反馈Finish the exercise on P21