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1、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，弄清楚同位语及同位语从句的含义和用法。,教学地位 本单元的语法是同位语和同位语从句，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。,演示结束,1owe vt.欠(账
2、、钱、人情等)；归功于 You owe the lady an apology.(教材P13) 你得向这位女士道歉。 I owe it to you that I am still alive. 幸亏有你我现在才仍然活着。 He owes his success to his hard work. 他把自己的成功归功于辛勤的劳动。,owe sb.an apology 该向某人道歉 owe.to.欠；把归功于；应感激 owe sb.sth.(owe sth.to sb.) 欠某人某物 owing adj.欠的；未付的 owing to.因为；由于,He owes his success to h
3、is father. 他把他的成功归功于他的父亲。 Jim attributes his success to determination. 吉姆把他的成功归功于坚定的信念。 Economists attributed the slow progress in economy to poor cooperation. 经济学家把经济增长缓慢归咎于合作不好。 His great age is attributed to eating properly. 他的长寿归因于饮食适当。,【答案】 owes his success to who owed him,2shortly adv.不多时，不久 S
4、hortly after Freddy did some research，he discovered the fate of Dolly the sheep.(教材P13)然而在Freddy作了调查后不久，他发现了多莉羊的命运。 Shortly after I arrived，we became good friends. 我来后不久，我们就成了好朋友。 I saw him shortly before he died. 在他去世前不久我们还见过一面。 Shes going to New York shortly. 她不久就去纽约。,shortly可以表示soon的含义，且常和after，b
5、efore连用，表示“在前/后不久”。,【答案】 shortly after his marriage shortly before you arrived will be ready shortly,【答案】 want to retire retire from,4bother v花费时间精力(做某事)；打扰；给(某人)造成麻烦(或痛苦)n.烦扰；困难 However，the problem that she later developed a serious lung disease bothered scientists.(教材P14)但是，后来她得了严重的肺病，这个问题很让科学家烦心。
6、 What bothers me most is the fact that he seems to take no interest in his work. 最使我伤脑筋的是，他似乎对自己的工作毫无兴趣。 I dont want to put you to any bother. 我不想给你添麻烦。,Sorry to interrupt，but theres someone to see you. 对不起，打扰一下有人要见你。 Dont disturb the papers on my desk. 别把我桌子上的文件弄乱了。,用bother/disturb/interrupt的适当形式填空
7、 I cant_him with my little affairs. The child continually_the class. Dont_me while Im speaking. 【答案】 bother disturbed interrupt,5be bound to do.注定/一定做 Dollys death，like her birth，was bound to raise worries.(教材P14)多莉的死就像她的出生一样，注定要引起许多忧虑。 Youve done so much work that youre bound to pass the exam. 你已经做
8、了这么多努力，因此你一定能通过考试。 I feel bound to tell you that youre drinking too much! 我觉得有必要跟你说你喝得太多了！,Im sorry I couldnt come to see you this morning.I was bound up in some urgent matters.对不起，今天上午我未能来看你，我在忙于处理一些急事。 Our memories and habits are bound up with the structure of the brain. 我们的记忆和习惯与脑的构造有密切的联系。 We ar
9、e bound for home.我们打算回家。,观察下列从Reading中选取的句子，体会同位语及同位语从句的用法，并根据语法特点填空。 But at last the determination and patience of the scientists paid off in 1996 with a breakthroughthe cloning of Dolly the sheep. On the one hand，the whole scientific world followed the progress of the first successful clone，Dolly
10、the sheep.,The fact that she seemed to develop normally was very encouraging. Then came the disturbing news that Dolly had become seriously ill. 自我总结 在以上句子中，画线部分在句子中的句子成分为_，它可以由_、代词、数词或_等充当，用来说明前面名词或代词的内容和情况。 【答案】 同位语；名词(短语)；句子,同位语及同位语从句 一、同位语 1同位语的定义 同位语是句子成分的一种。它位于名词、代词后面，说明它们的性质和情况，可以由名词、代词、名词性短语
11、或从句充当。,2同位语的表现形式有以下几种： (1)名词 You girls may take seats over there. 你们姑娘们可以坐到那边。 (2)代词 He himself will do the experiment. 他将亲自做这项实验。 (3)数词 She is the oldest among them six. 她是他们六人中年纪最大的。,(4)由such as，that is引导 Some subjects，such as maths and physics，are very difficult to learn. 某些学科，例如数学和物理，是很难学的。 (5)由
12、of引导 Mr.Smith is now living in the city of Beijing. 史密斯先生现住在北京城。 (6)由or引导 It is zoology，or the study of animals. 这是动物学，即对动物的研究。,3特殊同位语归纳 (1)不定式用作同位语 Soon came the order to start the general attack. 很快下达了发起总攻的命令。(to start the general attack与the order同位) (2)动词-ing分词用作同位语 Hes getting a job tonight driv
13、ing a truck. 他今晚得到一个开卡车的差事。(driving a truck与a job同位) The first plan，attacking at night，was turned down. 第一个计划是夜袭，被拒绝了。(attacking at night与the first plan同位),(3)形容词用作同位语 The current fair，the biggest in its history，is being held in Guangzhou.目前的交易会，是有史以来规模最大的，正在广州举行。 【提示】 这类同位语与定语比较接近，可转换成定语从句。 The cur
14、rent fair，the biggest in its history，is being held in Guangzhou. The current fair，which is the biggest in its history，is being held in Guangzhou.,(4)none of us之类的结构用作同位语 We none of us said anything.我们谁也没说话。 They neither of them wanted to go. 他们两人都不想去。 【提示】 同位语并不影响其后句子谓语的“数”。 学生每人都有一本词典。 正The student
15、s each have a dictionary. 误The students each has a dictionary. (5)从句用作同位语(即同位语从句) I received a message that she would be late. 我得到的信息说她可能迟到。,二、同位语从句 在复合句中用作同位语的句子叫同位语从句。它一般跟在某些名词后面，用以说明该名词表示的具体内容。 The belief that the company will make a great progress is shared by everyone. 每个人都相信公司会取得很大的进步。 1可以跟同位语
16、从句的名词通常有news，idea，fact，promise，question，doubt，thought，hope，message，suggestion，word(消息)，possibility等。 The idea that computers can recognize human voices surprises many people. 计算机能够识别人的声音的想法使许多人感到惊奇。,2同位语从句的引导词 (1)如果同位语从句意义完整，应用that引导。 There is no doubt that the prices of cars will go down.毫无疑问，汽车的价格会下降的。 (2)如果同位语从句意义不完整，需增加“是否”的含义，应用whether引导，if不能引导同位语从句。 He must answer the question whether h
