Learning about Language评课稿

Learning about Language

In this part, we will first review what we have learned last class. Then we will learn a new grammar which is called the present perfect passive voice. In this class, the students will learn how to use some of the key words and phrases in the text and do some exercises to consolidate the language points，at the same time learn how to use the Present Perfect Passive Voice. Teaching Objectives：

1.Encourage the students to learn to use important useful words and phrases. 2.Enable the students to learn how to use the present perfect passive voice. Teaching Important Point：

The use of the present perfect passive voice. Teaching Difficult Points：

How to master the usages of some important words and phrases and the present perfect passive voice. Teaching Methods：

1.Task-based learning. 2.Cooperative learning. Teaching Aids：

1.A tape recorder. 2.A multimedia. Teaching Procedures：

Step 1 Revision T：Good morning, students，in the last class we have learned the history and development of computers.Now who want to retell the text ? You can use these useful figures. Any volunteer? S1：I want to have a try. In 1642，a calculating machine was used in France.Then in 1922，the Analytical Machine was made by Charles Babbage.It could follow instructions from cards with holes. In 1936，Alan Turing，the real father of computers，wrote a book to describe how computers could be made to work and built a “universal machine”.Then people discovered the computer had “artificial intelligence”.In the 1960s，the computer got his new transistors.Its size was totally

changes at that time.And in the early 1960s，the first family of computers were connected to each other.In 1970s，computers have brought into people’s homes.Now computers have been used by billions of people to deal with information and communicate with each other around the world by the Internet. T：Perfect!You’ve done a very good job.Please have a try to retell this passage to your partners，OK! Step 2 Words and Expressions Task 1 T：Now let’s turn to Page 20 and finish Discovering useful words and expressions.First of all，please look at Ex.1.From the reading passage，and find the words and expressions with the following meanings.Now I will choose ten students to answer these questions.Can anyone have a try? Task 2 T：Excellent.Now let’s look at Ex 2. and the finish the passage with the help of the words above. Please focus on the correct forms of these words.. Task 3 T：New finish Ex.3.Look at the sentences on Page 20.Tick the right word.Now I will choose some students to finish these exercises. Task 4 T：Next turn to Page 56 and

finish Using Words and Expressions.Till now we have learned about computer.So who can tell us the exact names? Task 5 T：

Please look at Ex.2.Complete the sentences with some of the words in the right-hand box above.you should do the exercise by yourself, and then check your answers with your classmates.And at last I will choose several students to report your answers in class.. Step 3 Grammar—The Present Perfect

Passive Voice T：Boys and girls，now please pay attention to the following sentences in the text：

1.As the years have gone by，I have been made smaller and smaller.

2.Since then，my family and I have been used by billions of people to deal with information and communicate with each other around the world by the Internet. 3.I have truly been built to serve the human race since my birth. T：What verb tense is used in these sentences?And what verb voice is used in these sentences? Right，the present perfect passive voice is used in these sentences. Then can anyone tell us the structure of the present perfect passive voice? Exactly.The structure of the present perfect passive voice is “subject＋have/has been done＋object”. All right, now let’s do some exercises about this grammar. Task 1 T：Now please turn to Page 21.Let’s finish Discovering useful structures. First of all，look at Ex.2, and change the following sentences into the present perfect passive voice. Task 2 T：Boys and girls，now please turn to Page 57.Finish using structures.Firstly，look at Ex.1 and change the following sentences according to the model，and pay special attention to the passive voice form.You should do the exercise first by yourself，and then check your answers with your partners.At class, we will check the answers in the class. Step 4 Homework T：All right. Now look at exercises on Page 56 and finish them after class.