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问题 填空题

根据《中华人民共和国道路交通安全法》规定，“机动车”应具有4个方面的属性：由动力装置驱动或牵引，在道路上行驶供乘用，（），在道路上行驶进行专项作业。拖拉机运输机组具有上述4个方面的属性。

答案

参考答案：在道路上行驶运送物品

单项选择题

To Our Readers (读者)
Welcome to the New Century. We have changed many parts of our New Century. Photos are bigger. So you can enjoy the beautiful flowers and clothes better than before. There is more sports news. So you can know more information about sports. There is also a new column (栏目) of English learning and teaching. We are sure it will help you to learn and teach English better. We believe you will find it more intere sting when you read it.
In the six years since its founding (成立) in 1994, New Century has become the best English language newspaper (报纸) in our province. Here we want to give our thanks to Mr. Johnson for his help in the past years.

There was not a column of English learning and teaching in the past.
A. Right.B. Wrong. C. Doesn’t say.

As you know, we have tried our best to develop a modern English language newspaper in our province. We’ve done well. We believe we can do better in the future. We hope you will find our New Century even more interesting. Please write to us and let us know what you think of it. We welcome your suggestions.
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选择题

下列说法中，正确的是 [ ]

A．凡是放热反应都是自发反应

B．凡是熵增大的反应都是自发反应

C．要判断反应进行的方向，必须综合考虑体系的焓变和熵变

D．过程的自发性不仅能用于判断过程的方向，还能确定过程是否一定能发生

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