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【单选题】
在安装DNS服务时,( )条件不是必需的。A.
有固定的IP地址
B.
安装并启动DNS服务
C.
有区域文件，或者配置转发器，或者配置根提示。
D.
要授权
手机使用
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复制链接
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举一反三
【简答题】用所给词的适当形式填空。 1. Do your homework as _________ (careful) as you can. 2. Why did Jack look _________ (happy)? Because he failed his math exam. 3. ________ (luck), we didn't miss the concert that day. 4....
【简答题】Why did the man Jack visit the tall house on the side of the hill? How did he track his prey?
【单选题】听力原文：W: Why did Jack fail in the exam? M: If he had studied hard, he would have passed the exam. Q: What does the man mean? (4)
A.
Jack didn't study hard.
B.
Jack studied very hard.
C.
Jack passed the exam.
D.
Jack failed in the exam.
【简答题】破伤风抗毒素血清，能中和破伤风外毒素毒性；同时，抗毒素本身为马血清，具有异物性，会导致变态反应的发生。防止破伤风抗毒素引起过敏性休克，使用前必须进行A、减敏治疗 B、脱敏治疗 C、血清皮试试验 D、血清总IgE水平测定 E、斑贴试验 如受试者血清皮试试验阳性，需进行A、减敏治疗 B、脱敏治疗 C、血浆置换治疗 D、抗组胺药物治疗 E、免疫抑制剂治疗 使用抗毒素7~14 d后，患者出现发热、关节疼痛...
【简答题】相关系数是反映现象之间相关关系______的指标。
【简答题】听下面一段材料，回答第1至2题。 1. Why did the man buy his niece some fish? [ ] A. Because they had beautiful colors. B. Because the girl only liked fish. C. Because they were easy to take care of. 2. What's the...
【简答题】This is the man with ____ (who, whom) we must talk. Yesterday we had a meeting, at ____(where, which) Thomson gave us a presentation. The reason ____ (that, why) Jack failed in testing the machine is ...
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