在Internet中计算机之间直接利用IP地址进行寻址,因而需要将用户提供的主机名转换成IP地址,这个过程称为域名解析。Internet域名解析有 【9】 和反复解析两种方式。
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The instruction in the first language is a key part of a good bilingual program.
M: Hi, Lily. Great graduation party, isn’t itW: Yes, everyone here is having a good time. Any ideas for the futureM: Well, I’m interested in finance and my uncle runs a company in Hong Kong, so I decided to go to Hong Kong University.W: Sounds great. Hong Kong is an international financial center. You will surely go far there.M: What about youW: I’d like to go to university in Beijing.M: What do you want to take as your major, computer science or medicineW: I prefer medicine. It’s always being my dream to be a doctor. In what field is the boy most likely to work in the future().
A. Medicine.
B. Computing.
C. Banking.
防火墙的基本功能是:根据一定的安全规定,检查、过滤网络之间传送的报文分组,以确定这些报文分组的 【10】 。
The mystery (悬案) around the disappearance of the famous crime writer Agatha Christie in 1926 was almost as (36) as any of her exciting stories. At about 11 o’ clock on the evening of Friday, December 3rd, Mrs. Christie got into her car and took a drive without saying (37) she was going. She didn’t return.The next morning her car was found without (38) at Newlands Corner, Surrey. it was (39) put on record that the Surrey Police did not find (40) until 11: 00 that morning. People (41) that she might have killed herself. (42) as the days went by, it was suggested that she was (43) . The press and the public naturally took great interest in the (44) , with at least one newspaper offering a reward (悬赏) to anyone who could find the (45) writer.Of course the police did their best to (46) her. But, sadly, after a week’s (47) they had made no progress. In the end they decided that Agatha must (48) the area.Agatha finally made (49) on Tuesday, December 14th, when she was reunited with (50) at a hotel in Harrogate, North Yorkshire. It was said she had been staying at the hotel for the past 10 (51) under the name of "Mrs. Theresa Neele". Her husband said, "She has suffered from the most complete loss of (52) and I do not think she knows who she is."Agatha Christie hated (53) . She seldom met reporters and made no (54) this time. The only (55) she made was that she had lost her memory, although with the help of a doctor she did manage to remember some of what she had done during her disappearance. 44().
A. case
B. cause
C. report
D. adventure