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. Homework 1. Review the text 2. Recite Para one 3. Finish Ex. 1/2 on Page 20. 演講完畢,謝謝觀看! 。 Unit 3 Computers Period 1 Warming up Heavy! Difficult! Hard! Tired! 1. Easy! 2. Fast! 3. Free! keyboard mouse monitor screen speaker host puter camera What do they have in mon? an abacus a calculator a desktop a notebook puter a laptop digital camera a robot (What do they have in mon?) ? I think that… ? In my opinion… ? I believe that… ? What’s your reason? ? Why do you think so? can be used for calculating. can deal with maths problems. are our friends. are useful and helpful. Discussion work for us in Mars(火星 ) What’s next? carry things work in wars (戰(zhàn)斗 ) 仿真機(jī)器人 entertainment 娛樂 What do you think will be the next development? CD DVDROM DVD RW CRT monitor LCD monitor