在Windows98中可按(1)键得到帮助信息。Windows98中的“回收站”是(2)。在Windows98资源管理器中,要恢复误删除的文件,最简单的办法是单击(3)按钮。
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For each blank, choose the best answer from the four choices and write down on the answer sheet. Web browser is simply a terminal emulator, designed to display text on a screen. The two essential differences between an ordinary terminal emulator and a Web browser are that the browser knows how to deal with(71), and that it has a mechanism for(72)graphical fries. Display text, display graphics, and(73)hyperlinks-there' s 99 percent of the(74)value. That's not to say that the manufacturers didn't go all-out to attach a hyperactive efflorescence of useless capabilities onto their browsers. Remember when media channels in the browser were a big deal, instead of the clutter you can't wait to delete from your favorites of bookmarks menu? Remember when client - side Java applets were supposed to become the preferred(75)for application development? Remember frames and all their nasty side effects?
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In a data warehouse environmem, data is only valuable when it is organized and displayed as(75)
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