Unit 17 Laughter 导学案（2）Grammar: Past Perfect ContinuousTips: A good medicine tastes bitter.Learning aims:1. Master some words and phrases (A、B 级)2. Learn the grammar------ Past Perfect Continuous (C 级)3. Use Past Perfect Continuous to make sentences (D 级)Important and difficult point:How to use the Past Perfect Continuous correctlyLearning procedures:Step I Important words (A 级)1. n. 延误，延期2. n. 柜台3. adj. 惊恐的，担惊受怕的4. n. 国界，边境5. adv. 迅速地6. adj. 晒黑的7. vi. 叫喊，叫嚷8. vi. 排队9. adj. 凌乱的，肮脏的10. n. 身份Step II Keep these phrases in mind (B 级)1. (打得)鼻青脸肿2. 排队3. 兑现支票4. 突然笑起来5. yell at sb. 6. 去度假Step III Grammar Past Perfect Continuous(过去完成进行时)一构成：had+been+现在分词（doing）（B 级）二用法：表示动作从过去某一时间之前开始，到过去某一时间仍在进行或刚刚结束。Before she was rescued from the ruins, the soldiers had been searching for two hours.I had been waiting for two hours when they announced that the tickets were sold out.汉译英：（用过去完成进行时）（C 级）1. 在你来之前那男孩在这里站了多久了？ 2. 到去年底，他在这里学习了 2 年了。 3. 最后他中医得到了他一直在等的那封信。 4. 在我找到他前，他一直在看电视。 5. 他整个下午一直在修车，而且他感到很累。 三要点提示1. 过去完成进行时和过去完成时一样，必须以过去时间为前提。The old woman felt tired because she a picture all the morning.A. would be drawingB. has drawn1C. had drawnD. had been drawing2. 过去完成进行时也有进行时态的特征，可表示动作未完成、未得到结果等。The crazy fan patiently for two hours, and they would wait till the movie star arrived.A. were waitingB. had been waitingC. had waitedD. would waitStep IV 单项选择（D 级）1. — Why didn’t Toney have his lunch? — His pet bird this morning. He still for quite a long time in his room crying.A. ...
