人教版（2019）选择性必修第三册 Unit 4 Adversity and Courage Learning About Language 教学设计

Unit4 Learning About Language (2) 课时内容 Discover useful structures 主题语境：人与自我 主题群：做人与做事 子主题：优秀品行 语篇类型：练习 文本分析：本课时是语法课，学习现在完成进行时的用法。该部分共有四个活动： 活动1要求学生从前面的阅读文本中找出带有现在完成进行时的句子，然后观察 和讨论这些句子的谓语动词结构及其意义；活动2提供了五个具体语境，让学生 充分理解现在完成进行时的语用功能，并通过改写句子掌握这一时态的基本结构； 活动3要求学生辨别现在完成进行时与其他时态的不同，让他们根据语境和句意 选择合理的时态表达，并能说明缘由；活动4提供了采访任务，让学生与同伴交 流近期的生活，要求他们在真实的交际情境中自觉使用现在完成进行时进行表达， 这一活动任务不仅能够训练学生运用目标结构的能力，还有助于提升学生的口头 表达能力和交际能力。 课时目标 学完本课后，学生能够： 1. 识别现在完成进行时的语用功能。 2.总结现在完成进行时的结构、含义及用法，辨析现在完成时与现在完成进行 时。 3. 运用现在完成进行时谈论近期的生活。 重点难点 1. 总结现在完成进行时的结构、含义及用法。 2. 运用现在完成进行时谈论近期的生活。 教学准备 教师准备：现在完成进行时的相关练习。 学生准备：预习现在完成进行时的用法。 精彩课堂 Stepl 学习理解 活动一：感知与注意 Recognise the tense. Ask students to find sentences in the present perfect continuous tense from the reading text and discuss the function of the tense according to the question. ·What do you think the tense in the sentences expresses Suggested answers: ①..this is the adventure that I have been dreamingof. ②We are now camped on the ice and we have been managing to survive,but spring is coming,and the ice will soon begin to melt. ③We have been struggling for days,but things on Elephant Island are going from bad to worse. ·In the example sentences,the present perfect continuous tense is used to talk about an action which began at some point in the past and has continued until now.It can also be used to emphasise the continuation of an action or the length of time. 【设计意图】通过在阅读语篇找现在完成进行时的句子和讨论该时态的意义，使 学生初步认识现在完成进行时的特征。 活动二：获取与梳理 1.Ask students to read each situation and rewrite each sentence using the present perfect continuous tense.(Activity 2) 2.Ask students to read each sentence again and underline the verbs andadverbial words of time in the present perfect continuous tense. Example: The dog started to bark about two hours ago.I really hope it will stop soon. The dog has been barking for about two hours.I really hope it will stop soon. Suggested answers: ②Steve has been playing rugby since the age of eight.Now he has become a professional player. ③Timmy is holding a table tennis bat and his short hair is damp with sweat.He looks a little tired because he has been playing table tennis for two hours. ④Diane hasn't been sleeping well this week.She looks terrible today. ⑤I have been trying to phone you this morning.I must have tried a dozen times before I caught you here. 【设计意图】通过改写句子，让学生熟悉现在完成进行时的基本结构，理解其基 本含义并总结用于该时态的动词特征及时间 ... ...