Questions on the reading

QUESTIONS ON THE READING

1. What is computer? 2. What is the main purpose of all computers? 3. Where are computers used? 4. What is the index of computer speed?

5. What speeds do modern computers have? 6. How many generations of digital computer are there? 7. What is the first generation processing unit?

3.1 What are the names of these things?

3.4 Read the guess the phone conversation and complete it.
Amelia: Hello.
Tina: Hello. (1) ... it’s... Tina here. Can I (2)...... to Alice, please?
Amelia: I’m (3)......, he’s at work (4)...... the moment. Can I (5)...... a message?
Tina: It’s all right. I’ll (6)......... back later.
Amelia: OK, then. Bye.
Tina: Bye.