问题
多项选择题
一个常见的网络安全体系主要包括哪些部分（）
A.响应
B.防护
C.检测
D.恢复
答案
参考答案：A, B, C, D
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一个常见的网络安全体系主要包括哪些部分（）
A.响应
B.防护
C.检测
D.恢复
参考答案：A, B, C, D
| 阅读短文，选择正确的短语并用其正确形式填空。其中有两个短语是多余的。 | |
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| Last week everyone was' trying to 1 Jimmy, the Bike Boy. But this week, Jimmy is unhappy again. On Monday he told a radio interviewer that he had 2 _ money to buy old bikes. He also 3 some signs 4 old bikes and 5 all his friends and told them about the problem. He even 6 advertisements at a local supermarket. Then he told the teachers at hospital about his problem and they 7 a call-in center for parents. The strategies that he 8 worked out fine. He now has sixteen bikes to 9 and __10__ to children who don't have bikes. |