Learning about Language教案3

Unit 3

learning about language

教学设计

呼铁二中

王文静

Learning goals 1.To learn some useful words and expressions 2.To learn the present perfect passive voice. 3.To master the structure.

Learning difficult and important points 1.To learn and use some useful words and expressions

2.To learn the present perfect passive voice and use the structure.

Learning aids

Multimedia, handouts, video

Teaching procedures Step 1. Warming-up

Greetings

Review the words and expressions together.

Step 2. Discovering useful words and expressions (English explanation )

simplify

calculate

solve

explore

totally

mobile

anyhow

finance

network revolution

1.

_________

n. complete change in ways of thinking, working, etc. 2.

_________ n.connected computer system 3.

_________ vt. to make things easier 4.

_________ vt.to find the answer using numbers 5. _________ adj.can be moved easily

from place to place 6. _________vt. to work out the answer to problem 7. _________ v. to travel around an area to find out about it

1

8. __________ adv. completely 9. __________ adv. anyway 10. _________n.

activity of managing money

Exercises :

put the words into sentences and translation 1. The goal of early calculating machines was____________( simplify) difficult sums. But with the help of new technology, a revolution of artificial intelligence has arisen.

2. From then on, ___________________________________________

(电脑的出现完全改变了我们的生活).

3. They can not only download information from the wet when ___________(connect) by the

network,

but also solve different types of_________(logic) problems.

4.Anyhow,____________________________________________________(电脑是如此有用，以致的确给人带来了快乐). 5. (translation) However, computers are easily attacked by viruses. This reality has become a hard-to-deal with-problem. As a result, computers are dangerous in a way. So, personally, I worry about their universal applications in some fields, such as finance.

Step 3. Discovering useful structures 1.

Over time I have been changed a lot. 2.

I have been used in offices and homes since the 1970s. 3.

Since the 1970s many new applications have been found for me.

※

现在完成时被动语态_____________________________________________ 构成:____________________________

(conclusion )Attention：

1.

副词的位置

_______________________________________________________________ 2.

无被动语态的词

______________________________________________________________

Exercises: ●

Make sentences:

2

1.

A calculating machine; replace; laptop __________________________________________________ 2.

The buildings; destroy; earthquake __________________________________________________

●

Fill in the blanks with proper forms: 1. First as a PC and then as a laptop, I _______________ (use) in offices and homes since the 1970s.

2. Over time my memory ______________ (develop) so much that, like an elephant, I never forget anything I __________________(told). 3. Since the 1970s many new applications __________________ (find) for me. 4. I have also ___________(put) into robots and used to make mobile phones as well _____ help with medical operations.

5. I ____________________(even; put) into space rockets and sent to explore the Moon.

※

How ? 主动语态变被动：______________________________ 1.

We have bought a new personal computer.

2.

We have found many problems with our new computer.

3.

They have built a PC the way we wanted.

4.

They have just joined our computer to the Internet.

5.

We have used the computer every day since we bought it.

Step 4 homework

Do the exercises on page 56. Preview the grammar passive voice.

3

4