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问题 选择题
两个数相除的商是3.5，被除数扩大到原数的100倍，除数扩大到原数的100倍，商是（　　）
A．3.5B．35C．350
答案

被除数扩大到原数的100倍，除数扩大到原数的100倍，商不变，是3.5．

故选：A．

完形填空

Yuan Longping, a Chinese scientist, has saved people without any magic. His success on hybrid rice (杂交水稻) fed millions of people in hunger.

Yuan   小题1:  (be) born on September 7, 1930. After graduating from the then Southwest Agriculture Institute (农业学院), he worked as a teacher at an agriculture school in Hunan.

About 50 years ago, some natural disasters (灾难) hit China. Yuan saw many people lose their lives because of hunger every day. Since then, he   小题2:  (do) research on how to grow good quality rice. In 1964, he found a natural hybrid rice plant by accident. It had great advantages over others. Yuan was excited about what he discovered. He then decided   小题3:  (study) this particular plant.

In 1973, he started to grow a type of hybrid rice. It  小题4:  (produce) 20% more rice each unit than common ones. The next year he had a great success. This progress made China the world’s leader in rice production.

In China, most rice fields (稻田) grow Yuan’s hybrid rice. He   小题5: (call) the “Father of Hybrid Rice”.

Now he is 84 years old. He still   小题6:  (have) a dream. He hopes hybrid rice  小题7: (grow) as tall as Chinese sorghum (高粱) one day!
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单项选择题

商业银行的最基本职能是( )。

A．充当信用中介

B．变货币收入为货币资本

C．充当支付中介

D．创造派生存款和信用流通工具
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