广东省罗定市泷州中学高中英语选修六：UNIT4 GLOBAL WARMING GRAMMAR 教案 .doc

1、课 题Global warming (Grammar)第5 教时教学目标Enable the students to master the usage of the form it is/was. that. 重、难点How to help the students to master the usage of the form it is/was. that.教学过程修改意见it的用法()it用于强调句式step一、it强调结构概述强调句的结构为“It is(was)被强调部分that(who/whom)句子的其他部分”。被强调部分可以是主语、宾语、表语或状语。被强调的部分指人时，可以用th

2、at/who；如果指物，只能用that。被强调的宾语指人时，用whom。step二、it强调结构在句中的应用被强调部分剩余部分例句It is (was)主语that/ whodo sth.It was Anns husband that(who) rushed her to a nearby hospital last night. 正是安的丈夫昨晚迅速将她送往附近医院。It is (was)宾语that/ who/ whomsb.doIt is my neighbour that(whom/who)you just talked with. 刚才和你聊天的人是我的邻居。It is (was)

3、时间状语thatsb.do sth./ sth. be doneIt was five decades ago that Ann married her husband. 五十年前安嫁给了她的丈夫。It is (was)地点状语thatsb.do sth./ sth. be doneIt was in the shop which was opened last month that he bought the book. 他是在上个月刚开的那家商店里买的这本书。It is (was)原因状语thatsb.do sth./sth.be doneIt was because of bad wea

4、ther that the football match had to be put off. 因为坏天气，足球比赛不得不推迟。It is (was)方式状语thatsb.do sth./sth.be doneIt was in this way that he did the experiments. 他用这种方式做实验。step三、it强调结构的疑问句式和否定形式句子结构句型例句强调句一般疑问式Is/Wasit被强调部分that句子的其他部分Is it the little factories that must stop producing the carbon dioxide？那些小工

5、厂必须停止产生二氧化碳吗？强调句特殊疑问式What/Where/How/When/Who/Whom is/wasit被强调部分that句子的其他部分Where was it that you found your lost book？你在哪儿找到了你丢失的书？强调句否定形式It is/was not被强调部分that句子的其他部分It was not because the man was infected with the flu that he died in the hospital. 那个人死在医院里并不是因为他得了感冒。强调句否定转移It is/was not until被强调部分t

6、hat句子的其他部分It was not until the wastewater killed the fish in the river that the boss closed his factory. 直到废水毒死了河里的鱼，那个老板才关闭了他的工厂。Step 四: 用所学强调句型 It is/was + 被强调部分 + that/who 填空。1Her uncle moved out of the city and settled down in a small village for this reason._ _ for this reason _ her uncle moved

7、 out of the city and settled down in a small village.2What on earth do you want me to say?_ _ _ that you want me to say?3I didnt receive the managers reply until nearly a month later._ _ _ _ nearly a month later _ I received the managers reply.4Marx met Tracy in Paris in 1845._ _ in Paris _ Marx met

8、 Tracy in 1845.5The football match had to be called off because it rained heavily._ _ because it rained heavily _ the football match had to be called off.6We depend on energy to do many things._ _ energy _ we depend on to do many things.7He didnt go to school because he was ill._ _ because he was il

9、l _ he didnt go to school.8My father didnt return until 11 oclock last night._ _ _ _ 11 oclock _ my father returned last night.9David bought a walkman from a store yesterday._ _ David _ bought a walkman from a store yesterday.10The mountain climber was rescued with the help of the local people._ _ w

10、ith the help of the local people _ the mountain climber was rescued.答案：1.It was；that2.What is it3.It was not until；that4It was；that5.It was；that6.It is；that7.It was；that8It was not until；that9.It was；who/that10.It was；thatStep五、根据划线部分把下列句子变成强调句。1. Peter lent us the money.2. They want money.3. All th

11、is happened on Monday.4. I didnt hear form her until last summer.5.Why does everyone think I am narrow-minded？ Keys：1. It was Peter who lent us the money.2. It is money that they want.3. It was on Monday that all this happened.4. It was not until last summer that I heard from her.5.Why is it that ev

12、eryone thinks I am narrow-minded？Step六Homework( Finish exercises )多项选择1. It was in this village _ I was brought up. A. where B. that C. on which D. which2. Is it the factory_ this type of cars are produced?A. which B. where C. that D. /3. It was _ the old worker came that we _ the experiment.A. unti

13、l; didnt begin B. not until; beganC. until began D. not until; didnt begin 4. It was in the lab _was taken charge of by Mr. Harris _they did the experiment.A. which，that B. that，which C. that， whom D. which，where5. It was _he did _frightened me.A. what，that B. that，that C. what，what D. that，what6. _ on Monday night that all this happened?A. Is it B.? It is C. Was it D. It wasKeys：BBBAAC教学反思