happy

　　meaning

　　excited shouted

　　練習七

　　out

　　morning

　　called

　　office

　　surprised

　　tickets

　　back

　　cinema

　　themselves

　　thieved

　　CDCAC BACBA

　　練習八

　　has been away from Shanghai for two days

　　couldn’t stop taking photos with them, because they looked very cute

　　have been in Hong Kong for a week

　　have been to Hong Kong twice

　　has already gone to Hong Kong been away for two days

　　is quite different from it in Beijing

　　never forget this meaningful experience

　　did you come back from Hong Kong arrived the day before yesterday,I have already been back for two days

　　作文略

　　練習九

　　information<

　　change

　　enjoy

　　screen

　　online

　　start

　　restart

　　is designed by

　　e-dog for

　　wasn’t night

　　has lived for

　　important

　　used

　　to go

　　sold

　　more

　　libraries

　　made

　　will replace

　　pleasant

　　to buy

　　練習十

　　ABBCD ADA

　　funny

　　printer

　　designed

　　looking

　　written

　　correctly

　　educational knowledge

　　passed

　　at the same time

　　come out

　　send e-mails

　　get scores

　　order a package on the Internet

　　different clouds

　　play the role of

　　have a dream

　　many places of interest

　　be sold out

　　search for information

　　a remote control

　　word processing

　　a ten-year-old boy

　　play the role of

　　fall asleep

　　use widely

　　double click on the icon of

　　What do you usually used computer for

　　The computers are designed for the students

　　What do you want to buy I want to buy a personal computer

　　She will help you if necessary

　　練習十一

　　was left

　　is double clicked

　　was produced

　　is put

　　keep

　　BCDBA

　　練習十二

　　levels

　　character

　　uses

　　village

　　jump

　　goal

　　ask

　　knowledge

　　need

　　designed

　　written

　　start

　　has worked

　　is caught

　　are marked

　　typing

　　was broken

　　was lost

　　was made

　　is used

　　be clicked

　　Party things: cake chocolate Coke iced tea orange juice biscuit sweet chip

　　Stationary: pen ruler desk

　　Electrical appliances: computer air-conditioner e-dictionary television radio