问题
单项选择题
在TCP/IP协议簇中， (60) 属于网络接口层， (61) 属于传输层。
A．FDDI
B．FTP
C．TCP
D．ICMP
答案
参考答案：A
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在TCP/IP协议簇中， (60) 属于网络接口层， (61) 属于传输层。
A．FDDI
B．FTP
C．TCP
D．ICMP
参考答案：A
| 根据下面的对话内容，从方框内的选项中选出最佳选项，选项中有一个为多余选项。 | |
| M: Oh, hi, What is your name again? Since this is only the 2nd day of school, I can't remember the students' names yet. W: 1.________ I have a hard time remembering names myself. M: Uh, Karen, right? W: 2.________ My mom's name is Karen. M: Nancy, Okay. I think I heard you were from England. W: Well, I was born there, but my parents are American. I grew up in France. M: 3._________ W: But then we moved here when I was nine. M: 4.________ W: Well, he is a college professor, and he is in Scotland at the moment. M: How interesting! What does he teach? W: Oh, I have no idea. 5._______He teaches chemistry.
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