29． What should the hackers know well， do you think， after you read this story?

A． Information．

B． Bank computer accounts．

C． Computers．

D． Grades．

[单选题]29． — What should I do，doctor?—_________ healthy，you should take more exercise．A． KeepB． KeepingC．To keepD． Having kept

[单选题]29． What is from her mother?A．FlowersB．A sweaterC．A dressD．A computer

[主观题]1 don-t know what should I do with these books．（改为简单句）I don-t know what_________ _________with these books．

[单选题]29． What's the purpose of the passage?A． To give some advice on how to lose weight．B． To advise people to eat apples every day．C． To tell people how to enjoy a better life．D． To advise people to give up bad habits．

[单选题]29． What changes have happened to some families?①There are lights at home．②People like to eat home-cooked food．③Lots of families have computers．④Lots of couples live apart because of unhappy problems．A．①②④B．②③④C．①②③D．①③④

[单选题]29． What does the Internet use to join the computers together?A．LettersB．E-mailsC．The boxD．The telephone

[主观题]I don’t know what l should do next．（改为简单句）I don’t know_____ _____ _____next．

[单选题]What is the best way to learn a language? We should remember that we all le

[单选题]What is the best way to learn a language? We should remember that we all le

[单选题]What is the best way to learn a language? We should remember that we all le