Date: Lesson Meeting people Lesson materials appendix lead in activity

CPU is the part of a computer that controls what it does.

A PPENDIX 2. GLOSSARY
APPENDIX 3. VIDEO

A CPU.
Work in pairs. Watch a video. Make a list of CPU components and give their functions

CPU component	Its function
Control unit	Examines instructions from memory and executes them
Arithmetic logic unit	Performs arithmetic and logical operations
Registers	Store and control data
Clock	Sends out signals at fixed intervals
Buses	Carry electronic signals

APPENDIX 4. LANGUAGE.

Passive Voice (Video)

Complete the sentence with proper Passive form.

1. 
   After the earthquake, aid was sent to the people of Haiti. (sent)
   
2. 
   The electricity was cut off because the bill hadn’t been paid. (not pay)
   

1. 
   Penicillin was discovered by Alexander Fleming in 1928. (discover)
   
2. 
   Statements are being taken from all the witnesses at this moment. (take)
   
3. 
   Whales must be protected by an international ban on whaling. (must protect)
   
4. 
   Both weddings are catered by Good Taste. (cater)
   
5. 
   A Picasso was stolen from the Metropolitan Museum of Art.(steal)
   
6. 
   Is this washing machine made in Germany? (make)
   
7. 
   Tea is grown in China. (grow)
   
8. 
   The fax won’t be sent until tomorrow morning. (not send)
   
9. 
   The soundtrack of a movie is always added after the filming is finished. (is/add)