问题
单项选择题
OSPF有几种特殊区域（）.
A.2种
B.3种
C.4种
D.5种
答案
参考答案：C
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OSPF有几种特殊区域（）.
A.2种
B.3种
C.4种
D.5种
参考答案：C
| 从方框中选出恰当的选项。 | |
Bob: Yes, I am. Rose: 1______ Bob: I sell computers. Rose :Do you like your job? Bob: Not really. 2______ In fact, I' want to be a doctor. Rose: A doctor! It is interesting! Bob: Yes. so I want to be a doctor. What about you, Rose? 3______ Rose: I'm a bank clerk. I work in the bank, but 4______ Bob: A reporter? Why? Rose: Well, I want to work with all kinds of people, 5______ Bob: Oh, it's exciting. |