Chapter 9第九章
Database Management System数据库管理系统
Dialogue 1句型1A:Hey ,Greg , Check out my new wallpaper!嘿，Greg，看一下我屏幕的新背景画面！I scanned a bunch of pictures from our trip to Hawaii last summer.我把去年夏天到夏威夷旅游的一堆照片扫了进去。B:I like it .But it must take up a lot of memory.不错嘛，可是一定占了不少的硬盘空间。A: It's not too bad , Besides I've got a 20 Gig hard drive.so I've got plenty of room还好，再说我的硬盘容量有20G，所以还有不少的空间。
Dialogue 2句型2A:Something is wrong with my computer screen.我的电脑屏幕有点不对劲。Everything looks yellow.一切都变黄了。B:Try wiggling the cable that attaches it to your computer.把连接电脑的那条线摇摇看。A: Hey , it worked!嘿，好了！B: Sometimes that happens when the cable gets old and the connection isn't as good.有时候电线老化，接触不良时就会这样。
Dilogue 3句型3A:I keep getting so much spam in my e-mail.我不断收到大量的电子垃圾邮件。What can I do about it?有什么办法吗？B: If your account has filters, you can block certain senders,or re-route mail with certain content to a different folder.如果你的帐号有过滤器，就可以挡掉一下，不然就把某些内容的邮件改投至另一个文件夹。A:I think my account does have filters, I'll have to check that out.我想我的帐号是有过滤器的，我来查查看。
Dialogue 4句型4A: You're going to be gone for 3 weeks?你将离开三个星期是不是？B:That's right.是的。A:You'll have a lot of e-mail to catch up with when you get back.等你回来时一定有一大堆e-mail等着你。B:Actually, I'll have all my mail forwarded to a web-based account while I'm gone.其实，我不在的时候，我会将所有邮件都转发到网络基地账户内。That way, I can keep up with it anywhere I can get on the Internet.这样的话，不论人走到哪里，只要上得了网就可以随时读取了。
