When you work with a computer, it leaves some useful error messages or window(66)to help you with your work.

A．hints

B．prompts

C．introductions

D．guides

[单选题]You should work for __________ if you become an editor of the magazine.A． just nine hours a dayB. no less than nine hours a day C. about ten hours a dayD. less than 25 hours a week

[单选题]You are upgrading computer1 and computer2 from Windows NT Workstation 4.0 to Windows 2000 Professional. You successfully upgrade computer1. During the upgrade of computer2, a series of power outages interrupts the upgrade.You discover that the upgrad

[单选题]You never work late, ________ you?A．doB．don’tC．haven’tD．are

[单选题] The computer you are using is protected usually by (75) .(75)A． passwordB． keyC． mouseD． USB

[单选题] The computer you are using is protected usually by (75) .A． password B. key C. mouse D. USB

[单选题]The computer you are using is protected usually by______．A．passwordB．keyC．mouseD．USB

[问答题]They eat fast food when they are going to work and coming home from work

[单选题]If you ______your work, you can go there first.A.will finishB.finishedC.fin

[单选题]You are upgrading a computer from Windows 98 to Windows 2000 Professional. The computer is a 400-Mhz Pentium III, and has 128 MB of RAM and a 10-GB hard disk. You are performing the installation by using the Windows 2000 Professional CD-ROM. After th

[主观题]When you find you make a mistake in the chat room, what should you do?_____________________________________________________________________________