单选题：If law and order ______, neither the citizen nor his family

题目分类：成人英语三级
题目类型：单选题
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题目内容：

If law and order ______, neither the citizen nor his family is safe． A．are not preserved
B．is not preserved
C．were preserved
D．have not been preserved

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________ either of your parents come to see you recently?

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分类：成人英语三级题型：单选题

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学生不是空着脑子走进教室的。这一观点源自于（）

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分类：成人英语三级题型：单选题

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下列关于机械台班折旧费的说法不正确的是（　　）。

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分类：成人英语三级题型：单选题

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You____ all those clothes! We have a washing machine to do

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分类：成人英语三级题型：单选题

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____ the English examination I would have gone to the conce

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分类：成人英语三级题型：单选题

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