Unit 5 computer and our life.ppt

Unit 7;;;1. With me you can watch different programmes (节目) just at home. I’m a machine that has a screen with moving pictures and sounds. But watching me too much is bad for your eyes. ;2. I am a machine which moves very fast on four wheels. You need a license(执照) and must be very careful when you drive me. Rolls Royce(劳斯莱斯), Benz and BMW are some famous kinds of me. ;4. A machine that you use to talk to other people even in a far-away place. We are connected(联系) by wire or radio. Now each of us often has a number. ;5.It is a machine, which you can use to type your homework, draw pictures, play games, watch movies, listen to music, communicate with （与…联系）your friends, gather information… ;6.It is a kind of computer which can be taken conveniently (方便地)like a notebook.;What English words do you know about computers?;;computer;What do you usually do online?;;;Phrases learning:;Dialogues;Disadvantages that computers bring;Write out the correct phrase for the shorted words and symbols below.; Reading  A Trouble;;;1.Computer sometimes can get you into trouble and the terrible words in English are “Our computer is _______”. 2.When I was waiting for a ticket, I heard the pretty girl in the booking office say, “___________________”. 3.I ________ and found all the passengers just drink- ing coffee and _______ the dark screen. 4.We give the computer the information about your trip, and then it tells us whether__________________. 5.“How long will it be down?” I asked. The girl answered, “Sorry , ____.Sometimes it’s down for ___. 6.It is clear that the trouble doesn’t come __________ but ______who__________.;;Thank you!