공통영어1 천재 조수경 3과 변형문제

There is a Korean man who became the chief of a Nigerian tribe for making huge contributions to ____ agriculture and economy. Here is his story.

Dr. Hahn is an agriculturist ____ specialized in plant breeding.

Growing up right after the Korean war, he knew what it was like to be hungry, and he wanted to help people in ____.

In 1971, he was given ____ opportunities: work for Cambridge University or for the International Institute of Tropical Agriculture in Nigeria.

On his way to Cambridge for a job ____, he first stopped in Nigeria.

There, he saw the country had been ____ by a civil war.

More than 2 million people had ____, and more than half a million people were starving.

Dr. Hahn wanted to rescue ____ from hunger.

So, he ____ his family and moved to Nigeria.

When Dr. Hahn ____ there, he learned that the staple food in Nigeria was a plant called cassava.

Unfortunately, cassava was defenseless ____ viral and bacterial diseases, so it did not yield much crop.

Knowing this, he decided to develop ____ cassava varieties with higher yields.

However, Dr. ____ faced a problem: there was not much information available about cassava.

Cassava was rarely studied or developed because it was not a cash ____.

To make matters worse, he had never seen or eaten cassava ____.

While studying African cassava, Dr. Hahn found out that the Europeans who colonized ____ had first brought cassava into Africa.

He immediately ____ to Brazil to study the original cassava.

There, he learned about it and went back to Nigeria with Brazilian cassava ____.

Then, Dr. Hahn traveled to every corner of Nigeria and collected different types of local cassava to see if they were good at fighting diseases, but they ____

Fortunately, he found a plant that was similar to cassava but ____ to diseases.

He started crossing this ____ with the Brazilian cassava.

After ____ years of hard work, Dr. Hahn finally succeeded in developing new varieties of cassava.

They yielded much more than the ____ ones and could survive diseases.

Another ____ Dr. Hahn faced was distributing the new varieties.

____ farmers would not listen to a foreigner.

To overcome this problem, Dr. Hahn visited markets, churches, and schools and gave out the new varieties to ____ people for free.

He went from one house to the next to let farmers know the superiority of ____ new varieties.

Sometimes he planted them in the middle of the cassava field without telling the ____.

His ____ were concerned that the farmers might be angry to find different cassava in their fields.

However, Dr. Hahn insisted that the farmers would think that it was a ____ from God.

He was right. The farmers soon ____ the superiority of the new varieties, and more and more farmers started to cultivate them.

Thanks to the new cassava, fewer people were ____.

In fact, they could even make more money by selling the remaining ____.

Eventually, Nigeria ____ the country that produced the greatest amount of cassava in the world.

In 1983, the Yoruba, a major tribe of Nigeria, honored Dr. ____ as a chief with the title “Seriki Agbe” or “the King of Farmers.”

In addition to ____, Dr. Hahn developed other major foods, including yam, sweet potato, and banana.

Soon, ____ African countries asked for his help.

Dr. Hahn traveled to these countries to teach local farmers and scholars how to grow these new ____.

He spent 23 years developing and ____ the new cassava varieties to the whole continent.

Although he left Nigeria in ____, he is still remembered as one of the greatest scientists who fought against starvation in Africa.

Dr. Hahn once said, “If you have faith that ____ you do will benefit humanity, I believe that you must sacrifice yourself.

Even if I were to go back to the past, I would still do the ____ thing.”