高中英语(新人教版选修6)教学课件(目标分析方案设计自主导学)Unit 2 Period Ⅲ

●教学地位 本单元的语法是虚拟语气，学生可能会感到比较难以掌 握 。 让学生正确理解和掌握语法知识是让学生学好英语的关 键，所以应给学生创设一个语境， 让学生理解该语法的应用， 而不要让学生死记硬背语法条文，应从理解的基础上去运用 这些语法。
●新课导入建议 通过对学生作业的检查导入本堂新课。
●教学流程设计
演示结束
1．appropriate adj.适当的；正当的；合适的 Match the beginning of each sentence with the appropriate ending.(教材 P13)进行适当的连线搭配。 The movie is appropriate for children aged 12 and over. 这部电影适合 12 岁以上的孩子观看。
②他给了我一个苹果，换一块蛋糕。 He gave me an apple ③他把那件黑夹克换成了蓝色的。 He exchanged
for a change
【答案】 ①exchanged gifts with Mary ③the black jacket for a blue one
【解析】
句意：行政官员以对他人施以恩惠为交换条
件，向对方索取钱财的行为是非法的。in preference to“优 先于”；in exchange for“交换”；in place of“代替”；in agreement with“同意，与„„一致”。
【答案】
D
完成句子 ①约翰与玛丽交换礼物。 John ．
in exchange for 作为对„„的交换 have/make an exchange of...交换„„ exchange A for B 把 A 兑换成 B exchange sth.with sb.与某人交流/交换某物
I shook hands and exchanged a few words with the manager.我与经理握了握手，并交谈了几句。 You can exchange your currency for dollars in the hotel. 你可以在旅馆里将你的现金换成美元。 I've offered to paint the kitchen in exchange for a week's accommodation. 我提出愿意粉刷厨房，条件是免费住一周。
exchange/change 单词 exchange 辨析 典型例句
强调互换。意为 Let's exchange our seats. “交换， 调换”。我们换换座位吧。 I changed my seat. 着重强调与以前 我换了个座位。
change
不同，意为“改 You have changed a lot since I 变，变化”。 last saw you.自从我上次见到你 以来，你变了很多。
④appropriate；(should)get
2．exchange n．交换；交流；互换 vt.& vi.调换；交换 If there had not been an exchange programme， he would not have found a sponsor to help him study abroad.(教材 P13) 如果没有这个交流项目，他也不会找到帮他到国外留学的赞 助者。 We'll have an opportunity to exchange views tomorrow. 明天我们将有机会交换看法。
【对接高考】 (2010· 湖北高考)It is illegal for a public official to ask people for gifts or money A．in preference to C．in agreement with favors to them. B．in place of D．in exchange for
完成句子 ①正式聚会上穿牛仔裤不合适。 Jeans are ．
②我现在来讨论那件事不合时宜。 It would not ．
③这个时候提钱的问题正合适。 It is an ．
句型转换 ④It is suitable for him to get the post. →It is that he the post.
be appropriate for 对„„合适 it is appropriate for sb.to do sth.适合某人做某事 it is appropriate that...„„是合适的(从句中要使用虚拟 语气“should＋动词原形”，should 可以省略。)
They adopted appropriate measures. 他们采取了恰当的措施。 It is appropriate that you(should)be polite. 你讲礼貌是合适的。 It is not appropriate for you to leave now. 你现在离开不合适。
3．blank n．空白；空格 adj.空白的；茫然的 Fill in the blanks using the correct forms of the verbs in brackets.(教材 P13)用所给动词的正确形式填空。 I'm trying to think of his name ， but my mind's a complete blank. 我努力地去想他的名字，但我头脑里一片空白。 She looked at me with a blank expression. 她毫无表情地看着我。
②be
【答案】 ①not appropriate for a formal party
appropriate for me to discuss that now/be appropriate that I should discuss that now money now ③appropriate time to mention
Period Ⅲ
Learning about Language
教师用书独具演示
●教学目标 (1)熟记学案中所列出的单词和短语。 (2)通过学案中所给出的重点单词和重点短语的学习，让 学生能够正确理解和使用这些单词和短语，能够运用这些词 语造句。
(3)通过对语法的教学让学生能够理解并能够运用这些 语法知识，能够把直接引语变为间接引语，同时也能够将间 接引语变为直接引语。