Unit 4 Lesson 1示范教学课件【北师大版必修2】.pptx

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;?Step One：Ask and Discussion

Compared to 20 years ago, how do you think the technology has changed our lives?

___________________________________________________________________________________________________________________________________________________________________________________________;答案：We have more cars and computers which/ that are more and more popular.

Go shopping online.

Needn’t carry cash and use credit cards.

Instead of going to the bank you can use a computer and a telephone to pay for bills.;?Step Two：Fast Reading

Read the text and judge the following statements is true (T) or false (F)．

1. In spite of the development of computers，it is unlikely to live in virtual reality. (　　)

2. The text infers to us that worry is necessary and computers and the Internet may do bad

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