人教版新课标高一必修2 Unit 3 Computer—教案7（语法）
人教版新课标高一必修2 Unit 3 Computer—教案7 Unit 3 Computer鈥斀贪7（语法） TITLE=人教版新课标高一必修2 Unit 3 Grammar------The Present Perfect Passive Voice Teaching Introduction This is the fourth teaching period of this unit. To test whether students have grasped the important and difficult language points they learned in the last period, the teacher should first offer some revision exercises. The Pattern “And my memory become so large that I couldn’t believe it.” is a bit important, so special exercise should be designed. This teaching period mainly deals with the grammar: the present perfect passive voice. Firstly, the teacher can ask students to read the reading passage again, tick out the sentences in the present perfect passive voice from the reading passage and translate them into Chinese. Secondly, compare and discover the structure and usages of the present perfect passive voice by giving a lot of example sentences. Thirdly, do the exercises in Discovering useful structures on page 21 and more exercises for students to master the present perfect passive voice. Finally, summarize the present perfect passive voice. Teaching goals: ⅰ Knowledge goals 1.Get students to know the structure of the present perfect passive voice. 2.Let students learn the usages of the present perfect passive voice. ⅱ Ability goals Enable students to use the present perfect passive voice correctly and properly. ⅲ Emotion goals 1.Get students to become interested in grammar learning. 2.Develop students’ sense of group cooperation. Teaching important points Get students to master the structures and usages of the present perfect passive voice. Teaching difficult points Enable students to learn how to use the present perfect passive voice correctly. Teaching methods 1.Task-based teaching and learning 2.Cooperative learning and practice Teaching procedures Step 1 Revision ( 5 minutes) 1.Check the homework exercises. 2.Dictate some new words and expressions. 3.Translate the sentences into English: 1)他太聪明了，大家都喜欢他。 2)他是一个如此聪明的男孩，以致于大家都喜欢他。 3)他取得如此大的进步，以致于老师们都对他很满意。 4)他出了太多的差错，所以考试失败了。 Suggested answers: 1) He is so clever that everybody likes him. 2) He is such a clever boy that everybody likes him. 3) He made such great progress that the teachers were pleased with him. 4) He made so many mistakes that I failed the exam. Step 2 Grammar revision ( 8 minutes) 1. Review the passive voice 1)被动语态的结构：be + p.p. 2)一般现在时被动语态的结构：am/is/are (not)+p.p. 3)一般过去时被动语态的结构：was/were (not)+p.p. 4）含有情态动词被动语态的结构： can/could/may/might/will/would/shall/should/must/need(not)+be + p.p. 5）一般将来时被动语态的结构：will (not)/be (not) to+ be+ p.p. 2. Fill in the blank with the right form of the verb given. 1) Running races (hold) on the playground yesterday. 2) Food (serve) between 12:00 and 14:00 every day. 3) Nobody can (allow) to enter the stadium without a ticket. 4) Whoever breaks the law, he (punish). Suggested answers: 1)were held2) is served3) will be allowed4) will be punished Step 3 Grammar learning ( 15 minutes) 1.Discovering Ask students to look at the exercises 1 on page 21. Look at the following sentence, paying attention to the underlined part. EXAMPLE: Over time I have been changed a lot. Ask students to go back to page 18 to read the passage Who am I ?, let them pick out the sentences in the present perfect passive voice and translate them into Chinese. Suggest answers: 1)Over time I have been changed quite a lot. 随着时间的逝，我已经被改变了许多。 2)……I have been used in offices and homes since the 1970s. ……自从20世纪70年代以来，我已经被应用于办公室和家庭。 3)……I never forget anything I have been told. ……我从来不会忘记告诉我的'任何事情。 4)Since the 1970s many new applications have been found for me. 自从20世纪70年代以来，许多新的用途已经为我开发出来。 5)I have also been put into robots and used to make mobilephones…… 我也已经被装入机器人体内，并应用于制造移动电话…… 6)I have even been put into space rockets…… 我甚至已经被装入太空火箭…… 2．Thinking Let students look at the tense used in the sentences they picked out and think over this question: What is the structure of the present perfect passive voice? 3.Summing up The structure of the present perfect passive voice is “have/has+ been + p.p.”. It is a combination of the present perfect tense (have/has + done) and the passive voice (be + p.p.). Ask students to turn to page 87 and look at the chart of the present perfect passive voice. 现在完成时的被动语态的构成（以动词ask为例） 肯定式 否定式 疑问式 I have been asked… You have He/She/It has We have You have They have I have not been asked… You have He/She/It has We have You have They have Have I Have you been asked…? Has he/she/it Have we Have your Have they Step 4 Grammar practice ( 12 minutes) Ask students to finish the exercise 2 and 3 on page 21. Exercise 2Change the following sentences into the present passive voice. 1.My friend has bought a new personal computer. 2.The shop has repaired my computer very quickly. 3.An unknown virus has just attacked my computer. 4.We have not solved the problem yet. 5.The company has given its computers away to a local school. 6.The scientists have developed a kind of intelligent robot. Suggested answers: 1. A new personal computer has been bought by my friend. 2. My computer has been repaired by the shop very quickly. 3. My computer had just been attacked by an unknown virus. 4. The problem has not been solved by us yet. 5. Its computers have been given away to a local school by the company. 6. A kind of intelligent robot has been developed by the scientists. Exercise 3 1. Underline the use of the present perfect passive voice in the following poem. Then fill in the chart below. Look at the way your face has been washed Look at the way your hair has been combed Look at the way your shoes have been cleaned You’d better do them again. Look at the way the flowers have been planted Look at the way the grass has been cut Look at the way the paths have been swept I hope that you’ll come here again. Things that have been done well Things that have been done badly Suggested answers: Look at the way your face has been washed Look at the way your hair has been combed Look at the way your shoes have been cleaned You’d better do them again. Look at the way the flowers have been planted Look at the way the grass has been cut Look at the way the paths have been swept I hope that you’ll come here again. Things that have been done well Things that have been done badly the way the flowers have been planted the way the grass has been cut the way the paths have been swept the way your face has been washed the way your hair has been combed the way your shoes have been cleaned 2. Read this poem aloud, paying attention to the rhythm and intonation. Then write your own poem. Look at the way Look at the way Look at the way Look at the way Look at the way Look at the way The answer is varies. Step 5 Consolidation ( 2 minutes) Ask the students to close their books, and then recall what have learned in this class. Step 6 Homework ( 3 minutes) 1.Finish the workbook exercises on page 57. 2.Finish the exercise as fol【新课标高一必修2 Unit 3 Computer—教案7语法】相关文章：
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