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【单选题】
以下选项中,防火墙无法带来好处的是()。A.
过滤不安全的服务
B.
控制对系统的访问
C.
代替安全策略
D.
增强保密性
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反馈参考答案：
举一反三
【简答题】阅读理解。 My name is Mary. I'm a student. I have two sisters. They are Sandra and Linda. I like eggs and ice cream. But Sandra doesn't like eggs or(或者) ice cream. Sandra likes salad and chicken. Lind...
【简答题】阅读理解。 My name is Carol. I'm seen and I'm from Australia. I have two sisters. Eileen is thir and Ruth is eleven. We are all students now. But I want to be a policeman in the future (将来), I thi...
【单选题】I have two sisters. are teachers.
A.
Both of them
B.
All of them
C.
Either of them
D.
Neither of them
【单选题】I have two sisters. One is a teacher, ____ is a doctor. [ ]
A.
other
B.
another
C.
others
D.
the other
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