(共16张PPT)
Unit 3 The world of science
Using language
新标准《英语》高中必修第三册
Present perfect passive
Activity 1:
Look at the sentences from the reading passage and answer the questions.
a I guess you have been asked about the title of your book before.
b New inventions like 3D printers have been used to make replacement hearts and bone parts.
1. What has happened to “you” in sentence (a)
2. Who has used new inventions to make replacement hearts and bone parts in sentence (b)
Group A
a I guess you have been asked about the title of your book before.
b New inventions like 3D printers have been used to make replacement hearts and bone parts.
Group B
c I guess someone has asked you about the title of your book before.
d People have used new inventions like 3D printers to make replacement hearts and bone parts.
Activity 1:
Compare the following sentences and answer the questions.
What is the difference between the two groups of sentences
Why does the author choose to use the passive form instead of the active form in the reading passage
Activity 2
Rewrite the underlined parts using the present perfect passive.
Activity 3:
Imagine you are Dr Moore. Look at the pictures and tell the police about the damage and loss to your lab. Use the present perfect passive where appropriate.
Careers in science
Activity 4
Look at the pictures and answer the questions.
What do you know about these careers
What famous scientists can you name in these fields
Activity 5
Complete the introductions about different scientists with the words in Activity 4. Pay attention to the language that describes their careers.
Activity 6
Work in pairs. Think about other careers in science and discuss what interests you most.
I’m interested in the work of a(n)... because...
Invention stories
Activity 7
Listen to the conversation and number the pictures in the correct order.
5
3
2
4
1
Activity 8
Listen again and complete the notes.
What is it
Activity 9
Work in pairs. Act out the conversation about the invention of the telephone.
Student A: Turn to Page 106.
Student B: Turn to Page 110.
Activity 10
Work in pairs. Choose another story of an invention you know and have a similar conversation.
THANK YOU