问题
单项选择题
个人用户通过SLIP/PPP接入Internet时，用户需要准备的条件是一个MODEM、一根电话线、SLIP/PPP软件与______。
A．向ISP校园网网管中心申请一个用户账号
B．网卡
C．TCP/IP
D．IP地址
答案
参考答案：A
搜题请搜索小程序“爱下问搜题”
个人用户通过SLIP/PPP接入Internet时，用户需要准备的条件是一个MODEM、一根电话线、SLIP/PPP软件与______。
A．向ISP校园网网管中心申请一个用户账号
B．网卡
C．TCP/IP
D．IP地址
参考答案：A
完形填空 （本大题有10小题，每小题1分，共10分） 通读下面短文，掌握其大意，然后在各小题所给的四个选项中，选出一个最佳答案。 The winter vacation is coming. How do you make your vacation from your school life? Here is some for you. Maybe it can help you learn while you have fun! You can go to visit There you can see a lot of interesting and valuable things, such as works of art or historical items. That will help you learn more history your country. Reading in the is also a good choice. You can find different kinds of books there. You can read lots of English storybooks. It is for your English learning. Traveling with your is also exciting! Also, you can do many outdoor activities, such as climbing the mountain, going to the beach. But you should always tell your parents doing any of these things. It is a good idea to make a vacation book. You can write in the vacation book: what you want to do for your vacation and what you see during your vacation. You can also draw something you like most on your vacation to make it more interesting. When a new term begins, you can it with you to share your experience with your friends.
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颊侧牙周脓肿形成，波动感（+），水平叩痛（+），冷（-），牙周袋深6mm。应急处理应是（）