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问题 单项选择题

以下各项中，( )是对我国进出口贸易管理正确的表述。

A．出口配额许可证是对一些重要商品以规定相对数量的方式来实现限制出口的目的
B．进出口属于自由进出口的技术，根据现行规定无须办理合同备案登记，可以直接进出口
C．自动进口管理是在任何情况下对进口申请一律予以批准的进口许可制度
D．右置方向盘汽车属于国家允许进口范围

答案

参考答案：C

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                                                         One of world's most important foods

     Ji Wei's family grows rice on their farm .Rice is one of the world's most important foods. More than

 half of the people in the world eat rice with every meal. In some languages in Asia , the same word means

  eat and eat rice.

     Like wheat and corn , rice is a kind of grass. Rice likes to grow in warm, wet places. China and India

 grow the most rice. Together , China and India grow more than half of the rice in the world.

1. Rice is one of the word's most _____ foods.

2. More than ______ of the people in the world eat rice _____ _____ _____ .

3. In some _____ in _____ , the same word means _____  and _____ _____ .

4. Rice is kind of _____ .

5. _____ and _____ are also a kind of _____ .

6. Together, China and _____ grow more than _____ _____ the rice _____ _____ _____ .
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单项选择题

在商品流通企业信息管理中，关于数据文件的正确说法是( )。

A．用户切不可自行更改数据文件的扩展名

B．数据文伺：的扩展名有多种，为了使用方便可统一其扩展名

C．数据文件要按照统一的格式进行存储

D．数据文件只有在安装软件系统时才会自动产生
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