1、人教课标版高中英语必修四 Unit4 Grammar 教案新版Unit4 Grammar 教学设计设计意图This is the last teaching period of this unit, aiming to help students get a basic knowledge of the grammar in this unit. The emphasis of this unit is mainly focused on the understanding and usage of the -ing form. Therefore, teachers should creat
2、e relatively real context to present enough sentences for students to draw a conclusion about the rules of how to use the -ing form as the attribute and adverbial. Meanwhile, teachers should not spend too much time in explaining the grammar but offer more opportunities to students to practice this k
3、ind of grammar. The best way to learn grammar is to put it into practice. In addition, the exercises designed ought to be simple and easy to do, which fits the students cognitive rules and enhances their ability.教学重点Enable students to get familiar with how to make good use of the -ing form as the at
4、tribute and adverbial.教学难点Get students to grasp the rules of using the -ing form as the attribute and adverbial and help them to put these rules into their daily study.教学目标. Help students to know the rules of this grammar point.1. The -ing form can be used as the attribute.2. The -ing form can be us
5、ed as the adverbial of time /reason /accompanying /result. Enable students to make use of the rules to make sentences.呈现新知Lead-inHello, everybody! Today we will continue to learn the grammar: The -ing form as the attributive and adverbial. Since you have learned the first reading passage in this uni
6、t, which contains several sentences dealing with the -ing form, look through the first reading passage, write out the missing part of the eight sentences and point out their functions in the sentences.【尝试运用】完成句子1. Yesterday, another student and I, _, went to the Capital International Airport to meet
7、 this years international students.2. I saw several young people enter the waiting area _.3. I stood for a minute _ and then went to greet them.4. She stepped back _ and put up her hands.5. Then Akira Nagata from Japan came in _.6. Just at that moment, however, Akira bowed so his nose touched _.7. W
8、hen Darlene Coulon from France came dashing through the door, she recognized Tony Garcias _ face.8. In the same way that people communicate with spoken language, they also express their feelings _.Suggested answers: 1. representing our universitys student association2. looking around curiously3. wat
9、ching them4. appearing surprised5. smiling6. Georges moving hand7. smiling8. using unspoken “language” through physical distance, actions and postureThe teacher gives students several minutes to finish this exercise and lets students give the answers. At the same time the teacher writes down the key
10、 words of the rules on the blackboard.When students give their answers, make sure that they:(1) Have an understanding of the rules: the -ing form as the attribute and adverbial.(2) Know the differences between the -ing form as the attribute and adverbial.感受新知Well, look at the eight sentences above a
11、gain and try to tell the difference between the -ing form used as the attribute and the -ing form as the adverbial. Some of you may find some difficulty in telling the difference in the usage of the -ing form. Let me tell you in detail. The form is used as an attribute when it describes a noun (eg,
12、l. 6. 7) and as an adverbial when it describes a verb (eg, 2. 3. 4. 5. 8).Good, till now you must have understood that the -ing form can be acted as an attribute and as an adverbial. But would you like to different them clearly? Lets do the following exercises to identify the form in its two usages.
13、【尝试运用】Fill in the blanks using the correct form of the following verbs.observe deliver focus touch approach enjoy defend shake1. He is a postman _ letters from door to door.2. While the professor was doing the experiment, the boy sat there _ carefully.3. He lost his life _ the honor of his nation.4.
14、 She sat by the windows, _ the beautiful sights outside.5. The _ buildings showed us that an earthquake was coming.6. How attentive the students are! They are all sitting straight, _ their eyes on the screen.7. It is exciting to watch _ athletes reach the other end of the swimming pool.8. The blind
15、man walked _ the walls of the building.Suggested answers: 1. delivering 2. observing 3. defending 4. enjoying 5. shaking 6. focusing 7. approaching 8. touching归纳拓展Well, we have a good understanding of using the -ing form as the attribute and adverbial. However, when you observe the sentences contain
16、ing the -ing form, you may see their different places in a sentence. Now think it over and say something about the places of the -ing form in a sentence. You are given three minutes to finish it。After students finish their answers, the teacher and the students make a conclusion as follows: Generally
17、 speaking, when a single -ing form used as an attribute, it can be placed before a noun that it modifies while an -ing phrase modifies a noun, it can be put behind the noun. As for the -ing form used as an adverbial, there is no set place for them. That is to say, it can be put at the beginning of a
18、 sentence, in the middle of a sentence or at the end of a sentence freely.【尝试运用】. Read the following sentences and find out the function of the underlined part.1. On the bed lies a sleeping baby.2. There is a baby sleeping in the bed.3. Looking about, he saw nothing around him.4. Tom stood there, no
19、t moving, and waited for the approaching bus.5. You speak English very well, considering you have only been studying for a year. According to Chinese, fill in the blanks of the following sentences and find out their functions in the sentences.1. _ (听到这个好消息), we were all excited.2. _ (不知道他的地址), we co
20、uldnt get in touch with him.3. The teacher stood there, _ (同另一个老师谈话).4. _ (往右转), you will find the post office.5. I turned off the light, _ (所以什么也看不见).6. _ (尽管相信他的话), we still think that he hasnt tried his best.7. After a discussion, our family went _ (购物) together.8. _ (从她的外表看), she seems to be a d
21、octor.Suggested answers: . 1. “Sleeping” is a single -ing form which modifies the noun “baby”, so it is placed before the noun “baby”.2. “Sleeping in the bed” is an -ing phrase modifying a noun phrase “a baby”, so it is placed behind the noun phrase“a baby”.3. “Looking about” is placed at the beginn
22、ing of the sentence but it can also be put at the end of the sentence.4. “Not moving” modifies the predicate “stood there”, so it is put in the middle of the sentence.5. “Considering you have only been studying for a year” in the sentence is placed at the end of the sentence, but it can also be put
23、at the beginning of the sentence. 1. Hearing the good news Here the -ing form is used as an adverbial of time.2. Not knowing his address Here the -ing form is used as an adverbial of reason.3. talking with another teacher Here the -ing form is used as an adverbial of accompanying.4. Turning to the r
24、ight Here the -ing form is used as an adverbial of condition.5. seeing nothing Here the -ing form is used as an adverbial of result.6. Admitting what he said Here the -ing form is used as an adverbial of giving in.7. shopping Here the -ing form is used as an adverbial of purpose.8. Judging from her
25、appearance Here the logical subject of “Judging from her appearance” is not the subject of the main sentence, so it is an exception.Having finished the two exercises, students must have a good command of this grammar. In the meantime, the teacher should write some rules about the places of the -ing
26、form in the sentence and their functions on the blackboard to help students strengthen the understanding of the grammar.巩固运用Till now students have understood the grammar fully. Put the grammatical rules into practice to consolidate it.I. 单句改错1. Sarah pretended to be cheerful, said nothing about the
27、argument.2. Sit down, Emma. You will only make yourself tired, to keep on your feet.3. Mike found his missing car in the street outside his house looked newly polished.4. Look over there-theres a very long, winding path leads up to the house.5. Recently a survey compared prices of the same goods in
28、two different supermarkets has caused a heated debate among citizens.6. Bats are surprisingly long-lived creatures, some had a life span of around 20 years.7. More highways have been built in China, to make it much easier for people to travel from one place to another.8. Do you wake up every morning
29、 feel energetic and ready to start a new day?9. Gather around the fire, the tourists danced with the local people.10. On receiving a phone call from his wife says she had a fall, Mr. Green immediately rushed home from his office.单项填空1. (2014北京卷) Last night, there were millions of people _ the openin
30、g ceremony live on TV.A. watch B. to watch C. watched D. watching2. The lecture, _ at 7:00 pm last night, was followed by an observation of the moon with telescopes.A. starting B. being started C. to start D. to be started3. (2014大纲卷) Today there are more airplanes _ more people than ever before in
31、the skies.A. carry B. carrying C. carried D. to be carrying4. Mark lives in a big pleasant room _ approximately 5 meters by 6 meters.A. measures B. measuringC. to be measured D. having measured5. (2014福建卷) _ the past year as an exchange student in Hong Kong, Linda appears more mature than those of her age.A. Spending B. SpentC. Having spent D. To spend6. “You cant catch me!” Janet shouted, _
